Features: Unique LED Light: This LED light is specially designed for resin craftsmanship. And it is equipped with 4 Color: White/Pink/ Blue / Color. Sturdy & Durable: Our resin casting molds are made of silicone by advanced techniques, flexible and durable, reusable and smooth. Stylish for all ages and outfits. Widely Compatible: Epoxy resin casting molds are compatible with most resin and casting materials such as epoxy resin, cement clay, polyester resins, gum paste, etc. Easy to De-mold: You just need to twist the mold and release your creation after the resin is completely cured. Your piece comes out of the mold easily, no sticking, no tearing while the mold maintains its shape. The decorations hanging on the Christmas tree are installed in the mold, and the button battery is installed, and it will glow. Package Includes: Two Packages Optional: Package1: 1 Piece Molds Package2: 4Pieces LED Lights Specifications: Material: Silicone Style: 1/2/3/4/5 1:Approx.40x67mm/1.57x2.64inch 2:Approx.55x67mm/2.17x2.64inch 3:Approx.38x52mm/1.49x2.05inch 4:Approx.50x53mm/1.97x2.08inch Widtn:20mm/0.78inch LED Lights Color:White/Pink/Blue/Color note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.