Each size of bag is colour coded for ease of identification so that all users use the weight that is right for them. Features two heavy duty end straps and two inner bags which hold the sand, with a foam inner lining. Suitable for indoors and outdoor use. Great for performance & functional training Multi layering offers excellent durability and longevity Instability of bags recruits supporting muscles Weights range from 5kg – 30kg The Origin Sandbags have the following colours: Origin Sandbag 5kg - Blue Origin Sandbag 7.5kg - Red Origin Sandbag 10kg - Purple Origin Sandbag 15kg- Green Origin Sandbag 20kg - Blue Origin Sandbag 25kg - Red Origin Sandbag 30kg - Grey SPECIFICATION: Brand Origin Usage Home Use, Commercial Use Condition Brand New Warranty 1 year warranty