Material: ABS + silicone.Bulb resin mold: Including 2 silicone molds, 10 lids, 4 LED chips.LET'S RESIN bulb mold: This will be a great choice for your house, and create a pleasant atmosphere under the light. Completely illuminate your life.LET'S RESIN LED bulb mold: very suitable for office decoration, workbench, bedside lamp, kindergarten lamp, children's room, holiday decoration, party, wedding, birthday gift.Tips for LET'S RESIN mold users: 1. Do not use heated T-tubes or cutting torches to quickly cure the resin, otherwise the mold will be damaged. 2. After stirring the epoxy resin to reduce bubbles, let it stand for 5-10 minutes.Package Contents:2 silicone molds for LED bulbs10 x mold cover4 x LED chip holder