This is a non-precision glass bead, the size is slightly wrong; Only suitable for scenes with low dimensional accuracy requirements; Such as binary shop, toys, checkers, aquarium decoration, etc., for accuracy or other requirements of higher do not shoot!! frosted glass beads has a layer of dusty frosted feeling; It disappears when it hits the water Size: 16mm Color: As shown 1. 16MM glass marbles, classic nostalgic style, preserving childhood memories; 2. Toy glass marbles, colorful and diverse, keeping you entertained non-stop; 3. Can be used for playing checkers, cultivating intelligence, exercising thinking, and having fun; 4. Affordable price, buy once, enjoy endless entertainment fun; 5. Suitable for all age groups, a great choice for family gatherings and friends' get-togethers. Package includes: 50pcs glass marbles