Features: Silicone Casting Molds:The resin mold are made of high quality silicone, the edges are smooth .Easy to clean and get the mold out. Making Method:Your can full develop creativity to add variety of colors of pigment ,epoxy, resin, wax, candle, dried flower and filling materials in earring mold. Widely Used:The silicone casting molds is ideal for earrings, necklace, keychain ，pendant and other jewelry making. It is great gift for anyone who likes crafts project. How to DIY: These silicone resin molds are for most resins or other casting materials. Such as epoxy resin, UV resin, polyester resins, polymer clay etc. Gift: Using these silicone resin molds to make personalized DIY art crafts with your family or friends for Thanksgiving, Christmas, birthday Gift Choice. Specifications: Material: Silicone Size:1/2/3/4 1: Approx. 5.8x9cm/2.28x3.54inch 2: Approx.5.8x8cm/ 2.28x3.14inch 3: Approx.5.8x7cm/2.28x2.75inch 4: Approx.5.8x9.8cm/2.28x3.85inch Package Includes: 1/4 Pieces Silicone Molds note: Please allow 1-2cm errors due to manual measurement,Please make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color of the item.