The size of each cavity is about 0.5” x 0.9”,0.7” x 0.1”,0.6” x 0.9”,1.4” x 1.6”,suitable for making candies,chocolate and dessert decorations Safe Material: These seashell chocolate molds are made of food grade silicone,BPA free,soft and flexible,sturdy and reusable,safe for use Temperature Range: These silicone conch candy molds can withstand -40°F to 446°F,safe for microwave,oven,refrigerator,freezer and dishwasher Easy To Release: The silicone molds for chocolate are non-stick.