Package: 5 pieces resin molds (diameter: 6cm, 5cm, 4cm, 3cm, 2cm) .This set of molds has 5 different sizes, so it can meet your different needs. You can add flowers, glitter, and colors to make your own crafts. Ball Design: These silicone molds easy to clean, flat bottom holds and seals well, no leaks, resin, soap, candles and ideas can make whatever you get. Good material and structure: The silicone molds are made of food grade silicone with flexible durable reusable material, long lasting high transparency, easy to use and clean. Easy to Release: just rotate the shape, the piece can be easily squeezed out after use, easy to wash and clean with soap and water, and please pin it from the dust after washing. Wide Application: These resin molds are compatible with most resins or other molding materials such as epoxy resin, UV resin, polyester resins, etc. You can add some pigments, resin dyes, and embed various kinds of embellishments or fillers.