Material: magnesium carbonate 

Package:8 block/box , 36 boxes /carton , one block weight is 2oz . 

Color: White, Pink, Blue, Yellow and so on.

Shape: powder, block, liquid

Packge: bulk, PP bag, bottle, carton

Size: can be customized

Application: gymnastics, weight lifting, climbing, badminton, tennis, basketball, golf, football, bowling, baseball.

How to Use: coat gym chalk on your hand, feet or instrument evenly before exercise.

                     Wash your hand with soap clearly after sports.