Ice mold is made of food grade silicone,FDA Approved,100% BPA free keep your ice safe for drinking. The flexible silicone material shapes the bottom well, make it easy to release ice cubes.Smooth silicone surface makes it easy to clean. Size is 16.5×11.5x5cm(6.5″x4.5″x2″), 6 ice cubes, each cube is 4.8×4.8×4.8cm (1.9″x1.9″x1.9″). Size can be customized. Assorted colors are available.