The Giant Ball Sidea are large-diameter medicine balls made from reinforced faux leather, designed for professional functional training: controlled bounce, soft surface, available with or without a grip strap.
Wear-resistant faux leather covering, not hard when struck
A moderate and predictable bounce, suitable for dynamic exercises and slams
Available in a standard version and with an integrated strap for bilateral grips
Fitness balls
Giant Ball: the Sidea selection
Giant Balls represent a specific category within the wider world of fitness balls: Medical balls with a larger-than-average diameter, featuring a faux leather cover and a filling that ensures a firm feel without being too stiff on impact. The bounce is moderate and controllable, making them suitable for throwing exercises as well as bilateral catching or lateral movement exercises. Sidea offers two versions: the classic Giant Medicine Ball, available in various weights, and the Giant Med Ball Strap, featuring an integrated strap for specific grips and exercise variations that require a stable grip point.
Who is the Giant Ball for?
It has a wide range of uses. In CrossFit boxes and fitness centres functional training Giant Balls are being incorporated into high-intensity circuits as a strength-building tool: rotational slams, overhead slams, partner tosses. Their large diameter forces the shoulders to open up and engages the kinetic chain in a different way to a standard 20 cm medicine ball.
Strength and conditioning coaches use them to develop explosive power in athletes competing in team sports — rugby, basketball, football — where the ballistic movement involving a bulky object is relevant to the specific movement. The Strap version of the belt allows for rotational exercises with a secure grip, which are useful in advanced sports rehabilitation programmes or in training for racket sports.
In the field of home gym As a more advanced piece of equipment, the Giant Ball has found its place in well-equipped home gyms where people are looking for versatile pieces of kit capable of replacing bulkier alternatives. A single 10 or 15 kg ball with a large diameter covers a range of training benefits — core strength, power and coordination — that other pieces of equipment cannot replicate quite so effectively.
How to choose the right Giant Ball
The first parameter is weight. The Giant Ball Sidea range is available in weights ranging from moderate to working weights for advanced athletes. The choice depends on the target movement: for explosive ballistic exercises (slams, rotational tosses), you generally work with sub-maximal loads that allow for high execution speed; for strength-endurance exercises (overhead carries, ball squats), you can increase the weight.
The second factor is the version. The classic Giant Medicine Ball is the all-round option: it’s suitable for slams, wall balls, floor exercises and partner work. The Giant Med Ball Strap adds a strap, which alters the biomechanics of the grip and opens up variations such as the bilateral rotational swing, the guided-grip overhead toss or specific exercises for shoulder rehabilitation. If the programme includes both types of exercise, having both versions makes sense even in a PT practice setting.
The faux leather surface is designed for indoor use and technical flooring Made of rubber. Not suitable for prolonged outdoor use on abrasive surfaces. For repeated slam exercises on hard floors, always ensure the surface is cushioned.
Sidea products for Giant Ball
The range comprises two distinct models, both of which fall into the categories Strong fitness training and Functional Training.
Giant Medicine Ball (SKU: GIANTBALL) — The basic model in the range. Generous diameter, faux leather cover, and a filling that offers controlled give without permanent deformation. Available in a range of weights. Suitable for slams, wall balls, core training, and bilateral or unilateral power exercises. Also featured in the HomeGym range for those setting up professional-grade home gyms.
Giant Med Ball Strap (SKU: 0509) — Identical construction to the standard version, with the addition of an integrated strap that allows for stable bilateral grips. Suitable for rotational training, controlled pendulum movements, rehabilitation exercises and training programmes where the grip must be maintained even during the eccentric phases of the movement. Not available for direct sale via the online shop but can be ordered from the catalogue.
Why choose Sidea
Sidea has been manufacturing and distributing professional fitness equipment since 1999, with a range covering every area of functional and strength training. The Giant Balls form part of a range designed for high-use environments: gyms, CrossFit boxes and athletic training centres. The faux leather used meets durability standards that can withstand repeated daily sessions. Sidea is not a generalist distributor: its catalogue is the result of over 25 years of direct collaboration with trainers, instructors and industry professionals, with technical advice available to support both the selection of individual pieces of equipment and the complete design of a training space.
Domande frequenti - Giant Ball
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The main difference is the diameter. A standard medicine ball measures between 18 and 28 cm; a Giant Ball is over 35–40 cm. This radically changes the biomechanics of the grip, engages the stabilising muscles of the shoulder and trunk to a greater extent, and makes certain exercises — such as the rotational slam or the partner toss — more specific for functional power.
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Yes, but with a few caveats. The moderate bounce of the Giant Ball Sidea makes them suitable for slam exercises, but they are not comparable to a deadball or a slam ball designed to hit the ground without bouncing. For high-frequency overhead slam sessions on a hard floor, it is preferable to use a technical rubber flooring that absorbs any residual bounce.
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The integrated strap alters the grip and allows for pendular movements, controlled rotations and movements in which the ball must be held during the eccentric phases. It is useful in rotational power training programmes, in functional shoulder rehabilitation and in exercises where a two-handed grip on the spherical surface does not provide sufficient control.
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The range is extensive: overhead slams, rotational slams, front-grip squats, partner tosses, chest passes, core roll-outs, lateral tosses, bear hug carries and step-ups with the ball. In StrongFirst protocols and in many athletic training programmes, the Giant Ball is incorporated into power circuits where ballistic volume is alternated with strength exercises.
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The large diameter requires sufficient free space – at least 3x3 metres – for dynamic exercises. For core training or static exercises alone, smaller spaces are sufficient. The faux leather surface does not damage floors, but rubber flooring is recommended both to protect the floor and to prevent slipping during floor-based positions.
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Faux leather should be cleaned with a damp cloth and mild detergents, avoiding solvents or products containing concentrated alcohol, which could damage the surface over time. It is best to avoid prolonged exposure to direct sunlight and extreme humidity. Drying the material quickly before and after each use will keep it in optimal condition, even with intensive daily use.
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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: Payment options Sidea.
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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 platform Public Sector Online Procurement. 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 page Terms and Conditions of Sale.
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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 StrongFirst e Luxiaojun, which is exhibiting at the FIBO international trade fair and is the technical sponsor of the Summit of Strength. Every product is designed with durability, functionality and suitability for real-world operational contexts in mind. The service Gym Design Offers bespoke design services with 3D renderings. A warehouse covering over 4,000 m² in Gambettola (FC) to ensure rapid order fulfilment, direct technical advice and a special price list for professionals and amateur sports clubs.

0509 Giant Med Ball Strap
