This glass candle windproof cover holder is exquisite and practical. It can be used for birthday party decoration, wedding decoration, candle light dinners, holiday celebrations, dinner parties, bar displays, etc. It can also be used for various candle holders, light bulbs, wall lamps, and other decorations. Specification Color: Transparent Material: High Borosilicate Glass Withstand Temperature: -20°C~500°C / 253.15K~773.15K Inner Diameter: 7.1cm / 2.8 inch Overall Dimensions: 7.5 x 10 cm / 3 x 3.9 inch (Dia*H) Packing List: 2Pcs x Glass Chimney for Candle Open Ended Advantage 1. The candle cover holder is made of high borosilicate glass, which has good light transmittance and provides clear lighting. With strong tensile strength, it is stronger than ordinary glass and will not break due to shaking and vibration. 2. High borosilicate glass has a high thermal expansion coefficient, can instantly withstand a temperature difference of 100°C, and is resistant to rapid cooling and heating. Instruction Open-ended and bottomless transparent glass candle sleeve, you can put it directly on the candle to prevent the wind from blowing out the candle and protect surrounding items from touching the open flame. NOTE: High borosilicate glass is wear-resistant, but not drop-resistant, please be careful when using it. Please confirm whether the size meets your needs before placing an order.