High-quality material: pre-compiled coil kit. As raw material, only square wires are used, contains no nicotine, durable and lightweight. Material: iron chrome aluminium alloy, melting temperature: 1400 / 2550 °F, inner diameter 3 mm Storage: with the plastic box, you can manage and store 96 pieces or your other coils together, very convenient to bring with you Variety: 8 different coil types for each vaporiser try new windings: ribbon twist, mix twisted coils, quad coils, hive coils, fused clapton coils, tank track coils, tiger coils, clapton coils Easy to use: very easy to install, a must for every steamer: this coil kit is great for any steamer, self-winder, who is too lazy to wrap yourself, or the beginner, who does not know how to do, this versatile set is well helped Practical: all coils are intended for vaping in the sub-ohm range (<1 ohm) and are very suitable for this.