The weighted vest increases the body load during bodyweight exercises, running, walking uphill and suspension training, boosting strength and endurance without altering the biomechanics of the movement. The Sidea range covers weights from 5 to 38 kg, with modular pockets and removable weights.
Available load capacities: 5 kg with gel, 15 kg and 38 kg
Modular pockets with removable inserts for gradual progression
Used in athletic training, calisthenics and combat sports
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Weighted Vests: A Complete Guide
A weighted vest is a body-loading device that adds weight to the athlete’s torso, distributing it symmetrically across the shoulders and trunk. It is used to increase the intensity of bodyweight exercises, plyometric exercises and cardio without having to lift external weights. The Sidea range comprises three models: a 5 kg vest with gel inserts suitable for endurance training and rehabilitation, a 15 kg model for intermediate athletic training, and a 38 kg professional vest with modular loading for streetlifting and advanced strength athletes. Models 1793 and 1794 feature adjustable pockets that allow the weight to be gradually increased, whilst the 1795 has a fixed load.
What is a weighted vest: definition and function
A weighted vest is a technical garment with internal or external pockets designed to hold weights made of cast iron, sand, iron or silicone gel. The load is transferred directly to the axial skeleton via the chest strap and shoulders, leaving the hands free. This distinguishes it from other resistance training tools such as weight ankle bands & fitness or tactical rucksacks.
The main purpose is to increase the energy and neuromuscular demands of a movement without altering its pattern. A push-up performed whilst wearing a 15 kg vest maintains the same kinematics as a bodyweight push-up. The same applies to pull-ups, dips, squats, running and box jumps. In the calisthenics training The harness is the most direct means of progression when the technical variations become too straightforward.
Types of Weighted Vests
Vest with gel inserts (5 kg)
A lightweight model designed for brisk walking, low-intensity running, post-injury rehabilitation exercises and suspension training. The silicone gel inserts distribute weight evenly and reduce bounce whilst running. Suitable for beginners, women undertaking general fitness training and prolonged endurance sessions.
Adjustable intermediate vest (15 kg)
The most common size in CrossFit boxes and personal training studios. The 15 kg weight is the standard for benchmarks such as Murph (a WOD using a 20 lb/9 kg vest for women and a 14 kg/30 lb vest for men) and allows for proper progression in pull-ups, dips and bodyweight squats. The modular pockets allow you to use intermediate weights for technical exercises.
Professional high-load vest (38 kg)
A model designed for military trainers, law enforcement officers, powerlifters/streetlifters and advanced strength athletes. The 38 kg is distributed across cast-iron plates positioned around the entire circumference of the torso. Useful for heavy rucking, long-distance carrying, isometric exercises and adding extra load to movements such as step-ups and Bulgarian lunges.
How to choose: a guide to use cases
Commercial gyms and fitness studios: it is advisable to have at least two models, typically the 15 kg version for general users and the 38 kg version for advanced athletes. The adjustable weight pockets reduce the need for multiple units of the same weight.
Personal training studios: the 15 kg model suits most clients. Those working with older people, women recovering from pregnancy or those undergoing orthopaedic rehabilitation will find the 5 kg gel-filled vest a more suitable option.
CrossFit Box: at least 4–6 x 15 kg weights for group WODs such as Murph, plus 1–2 heavy weights for competitive athletes. To be combined with parallel bars & push-ups for weighted dips and HSPUs.
Home and garage gyms: a 15 kg adjustable weight vest is the most versatile choice. Those who train independently for Hyrox, rucking or military preparation should consider the 38 kg modular version.
Technical glossary
- Weighted vest
- English term for a weighted vest. In the literature on athletic training, it specifically refers to a garment worn with a load distributed across the torso.
- Rucking
- Prolonged walking with a load. Originally developed for military use, it is now used as a low-impact method of cardiovascular conditioning. The weighted vest is an alternative to a tactical rucksack.
- Murph
- CrossFit memorial WOD consisting of a 1-mile run, 100 pull-ups, 200 push-ups, 300 squats and a 1-mile run, all whilst wearing a 20 lb (9 kg) vest for women or a 14 kg vest for men.
- Axial overload
- A load applied to the spine from top to bottom. The weighted vest produces a distributed axial load, which is less concentrated than that of a barbell in a back squat.
- Modular progression
- A method for increasing the load in small increments. The pockets on the vest allow you to add or remove weights of 0.5–2 kg to adjust the weight to suit the session.
- HSPU (Handstand Push-Up)
- Vertical pull-up against the wall. Performed whilst wearing a lightweight weight vest, this exercise represents an advanced progression in vertical pushing strength.
- Weighted plyometrics
- Jumping exercises performed with additional weight. These should be carried out with caution: the weight vest increases the impact on the joints upon landing; moderate loads (5–10% of body weight) are recommended.
Comparison of Sidea Weighted Vests
| Model | SKU | Total weight | Load type | Recommended use |
|---|---|---|---|---|
| Gel-weighted vest | 1795 | 5 kg | Silicone gel inserts | Endurance, rehabilitation, fitness walking |
| Armoured Vest | 1794 | 15 kg | Removable modular panels | CrossFit, calisthenics, general fitness training |
| Armoured Vest | 1793 | 38 kg | Removable modular panels | Military training, powerlifting, streetlifting accessories, heavy rucking |
Frequently Asked Questions about Weighted Vests
Answers to the most common questions about load, everyday use, joint safety and compatibility with other training equipment are compiled in the dedicated FAQ section.
Why choose Sidea
Sidea has been manufacturing and distributing professional fitness equipment since 1999 from Gambettola (FC). With over 25 years’ experience in the sector, combined with its role as an official StrongFirst distributor and Luxiaojun, leads us to select weighted vests tested against real-world athletic training protocols: one-arm swings with additional body weight, weighted TGUs, and snatch tests under overload conditions. The warehouse, covering over 4,000 m², ensures immediate availability of the three models and the spare parts. Anyone designing a functional space can rely on the Gym Design service, which includes 3D renderings, to integrate weight vests, racks, platforms and flooring into a cohesive layout.
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A reasonable starting load is between 5% and 10% of body weight. A 75 kg athlete would therefore start with 4–7 kg. The 5 kg gel vest is recommended for this phase. The 15 kg adjustable vest is the most versatile choice because it allows you to start with just a few inserts and increase the load gradually as your bodyweight exercise technique improves.
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If the load is distributed symmetrically and posture remains neutral, the vest does not place any greater strain on the lower back than a normal external load. Anyone suffering from active herniated discs or sacroiliac joint instability should consult a physiotherapist before use. In general, it is safer than an asymmetrical rucksack because the load is centred on the body’s centre of gravity.
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Yes, but with care. For running, it’s best to choose close-fitting models with a low weight (5 kg), such as a gel vest, to ensure maximum comfort during endurance runs. Trained runners can manage 15 kg over short distances. Above 20 kg, running puts too much strain on the knees, ankles and spine: it’s better to stick to brisk walking or rucking.
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Silicone gel moulds better to the body, reduces bounce whilst running and distributes the load over a wide area. The cast-iron plates allow for much higher loads (up to 38 kg) and precise adjustment as they can be removed individually. The gel is better for endurance training, whilst the plates are better for strength progression.
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Technically, yes, but it is important to bear in mind that the total load on the muscular system (body weight + 38 kg) may exceed what can be sustained for multiple repetitions. The 38 kg load is more suitable for rucking, uphill walking, isometric exercises and carrying loads. For weighted pull-ups exceeding 20 kg, a dip belt is preferable as it allows for finer adjustments.
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The vest distributes the load symmetrically across the front and back of the torso, keeping the centre of gravity centred. The rucksack places all the weight on the back, shifting the centre of mass forwards and forcing the wearer to compensate by leaning the torso forward. For technical exercises such as pull-ups, dips or running, the vest is clearly superior. A rucksack only makes sense for prolonged rucking.
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It increases the calorie expenditure of any cardio or strength training activity in proportion to the load. A 45-minute walk whilst wearing a 10 kg vest burns approximately 12–15% more than the same walk without the vest. However, it is not a weight-loss method in itself: it must be incorporated into a programme involving a calorie deficit and progressive training.
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The outer fabric should be cleaned by hand using a damp cloth and mild soap, after removing all weight inserts. Models containing gel can be rinsed on the outside. Machine washing is not recommended for any models, as the Velcro fastenings and reinforced seams will deteriorate rapidly. Air-dry away from direct heat sources.
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Bodyweight exercises offer the greatest benefits: pull-ups, push-ups, dips, squats, lunges, step-ups, low-impact box jumps, planks and mountain climbers. Running, walking uphill and rucking are also beneficial. It is less suitable for exercises with heavy barbells because the axial load is added to that of the barbell, increasing the stress on the spine.
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Under heavy commercial use (CrossFit boxes, functional gyms), a Sidea vest has a service life of 4–6 years. The areas most prone to wear are the seams of the load-carrying pockets, the Velcro fastenings and the inner fabric that comes into contact with sweat. In a home gym, with use 3–4 times a week, the vest’s lifespan easily exceeds 10 years.
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Sidea offers a range of instalment payment options to make it easier to purchase professional equipment. Please see the dedicated page: Sidea Payment Options.
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If you work in the fitness or sports sector, register on the website as a Professional or as an ASD to gain access to the price list reserved for industry professionals. Pro registration allows you to view exclusive discounts and special terms across the entire Sidea catalogue.
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Yes, Sidea is an authorised supplier on the MEPA (Public Administration Electronic Marketplace). Public bodies, schools, universities, local authorities and public sports facilities can purchase Sidea equipment via the Acquisti in Rete PA platform. For information on product codes and direct MEPA orders, please contact Sidea customer service.
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Sidea guarantees the right to cancel within 14 days of delivery for all online purchases, in accordance with current legislation. Products must be returned undamaged and in their original packaging. For full details on returns, refunds and the warranty, please see the Terms and Conditions of Sale page.
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Sidea has been designing and distributing professional fitness equipment since 1999: over 25 years’ experience serving gyms, sports coaches, CrossFit boxes, personal training studios and enthusiasts of advanced home fitness. Official distributor for StrongFirst and Luxiaojun, exhibiting at the FIBO international trade fair and technical sponsor of the Summit of Strength. Every product is developed with a focus on durability, functionality and suitability for real-world use. The Gym Design service offers bespoke design with 3D renderings. A warehouse covering over 4,000 m² in Gambettola (FC) ensures rapid order fulfilment, direct technical advice and a special price list for professionals and amateur sports clubs (ASD).

1794 Weighted Vest 15 Kg

