Perfect to use with paraffin wax, and it would be better to add combustion improver if with soy wax. You can insert 2 WICKS into the metal base or soak the wicks in THE FRAGRANCE OIL for better burning. It's important to trim the wick close to the wax so it has to . If 't stay lit, try to trim shorter, 1/8inch is perfect. Our Wood Candle Wicks are ideal for handmade DIY wax candle making, and they are an affordable luxury you can feel good about adding to your home, bring beauty and light to the home, create a romantic mood,so it is the essential for festivals. Come with the iron base clips can helps to hold wicks in place and stay straight so that more stability and not easy to tilt. Also with a stainless steel candle wick trimmer, you can trim the candle core to get the suitable length you need. Our wood candle wicks made of natural wooden material, which is easy to burn and without black smoke. From these natural wood material, you can enjoy the slight crackle from wooden wicks. These are great. 50pcs natural candle wicks with 50 pcs metal base, 100pcs base stickers, and add a rose gold candle wick trimmer. Enough quantity to meet your various needs. The size of each candle wick is 13x1.3x0.1cm (5.1 x 0.5x0.04inch), which is thicker than others, you can make a taller candle than the tins or just make a smaller one as long as you trim the wick.