100% Pure, High Quality Magnesium Carbonate. Greatly improves grip for those grip-intensive activities. 

-《Quality》- Fragrance and pigment free. This is high quality 100% pure magnesium carbonate chalk inside a 100% cotton sock. No fillers, dyes or gimmicky added scents.
《Versatile》- Greatly improves grip for gymnastics, rock climbing, bouldering, weight lifting, and so much more!
《Simple》- Block chalk is easy to use and easy to store. Just toss it in a ziplocked bag, plastic container or use one of our chalk bags for easy grab and go!