Equipped with a D3O® foam plate, an ultra-flexible material that hardens upon impact, the Proride D3O® back protector will provide you with protection in case of a fall during your mountain biking outings. Numerous mesh inserts provide excellent breathability to this mountain biking back protector from the brand Cairn. The fit is ensured by a waist belt, guaranteeing the back protector stays in place in all circumstances. The Proride D3O® is therefore a benchmark in protection for mountain biking!