Chalk size: 0.9" x 0.9" x 0.9" ( 23 x 23 x 23 mm ). Chalk net weight: ~18 grams (~0.65 oz.). Price is for 3 pcs of chalk. WE ARE AN AUTHORIZED DEALER OF TIGER PRODUCTS.
It’s just chalk.. not worth the price.
It’s finer and softer than masters. Seems to work well and seems to stick to the tip slightly better than other chalks.