Chalk In Refillable Sock - Non Toxic - Great for Climbing, Gymnastics, Weightifting, Crossfit, Pool, Training KEEP YOUR HANDS DRY: Avoid losing grip due to sweat, rain, humidity, and oils/sunscreen with our refillable chalk ball. The ultimate grip and hand protection for any activity such as climbing or weightlifting. SKIN FRIENDLY: Our chalk ball for climbing is made in the USA and free of any fillers and artificial drying agents that can harm your skin. Our refillable chalk sock is clean, non-toxic, and safe for kids and adults. SIMPLE MESS-FREE: Friction Labs climbing chalk ball comes pre-filled with our premium chalk. The permeable bag with an adjustable drawstring makes for easy refills and mess-free application. BRING IT ANYWHERE: Whether our chalk ball is with you in your chalk bag during a climb, or left it in your loose chalk bucket. Our gym chalk ball can be taken anywhere so you can maintain optimal grip for your sport or activity. TRUSTED PERFORMANCE: Our chalk is endorsed by over 100 pros in a variety of sports - weightlifting and powerlifting, gymnastics, rock climbing, CrossFit, and more. Wherever you need to maintain a strong grip, Friction Labs has got you covered!