The Boulder Chalk Bag is for all those who are obsessed with bouldering. It has a unique shape and a large dimension of 4 liters that allows you to extend both hands at the same time with a sufficient layer of climbing chalk, an adjustable belt with a plastic buckle, 2 brush holders and 1 mesh pocket for small items, an ingenious Chalk circulation system and quick cordlock closure. It's great for bouldering or for gyms where your chalk sits on the ground. Specifications: Material Polyester/polyamide. Capacity 4 liters. Weight 0.324 lbs