Magnesium Powder Storage Bag Climbing Chalk Bag with Brush for Bouldering Weightlifting Our gym chalk storage bag is perfect for rock climbing, mountaineering, ropes courses, weightlifting, and more. Stay prepared for any adventure with this must-have accessory. Features: Our chalk storage bag is perfect for rock climbing, mountaineering, ropes courses, weightlifting, and more.  With a quick-adjust buckle, our magnesium powder bag ensures a secure and customizable fit for every user.  The polar fleece lining of chalk bag prevents the loss of chalk while providing easy access to the anti-slip powder.  There are 3 elastic brush grooves on the outer side that fixes the brush. 410D tear resistant fabric can protect the bag from wear and tear during climbing activities. Specifications: Material: Oxford cloth Color: Sky Blue/ Green/ Red/ Yellow/ Black (optional) Chalk bag: 13*13*19cm/ 5.1*5.1*7.5in Brush: 18*1.5cm/ 7.1*0.6in  Weight: 140g/ 4.9oz Package List: 1 * Chalk Bag 1 * Brush