Never have to wrap your coils again: This kit includes 8 different prebuilt coil types for use with various evaporators, allowing you to try new configurations such as ribbon twist, mixed twisted coils, quad coils, hive coils, fused clapton coils, tank track coils, tiger coils, and clapton coils. High-quality workmanship: Made from iron-chrome-aluminum alloy with a melting temperature of 1400°C (2550°F) and an inner diameter of 3mm. Durable, reliable, and lightweight construction. Practical storage box: A durable plastic case keeps each coil type organized and separated. The case can hold up to 120 coils and provides convenient portability for storage and travel. Essential for every vaper: Ideal for vapers who prefer ready-to-use coils, beginners learning coil installation, or experienced users who want variety and convenience. This versatile kit offers excellent performance and flexibility. Easy to install: Designed for simple setup with strong wicking performance. Offers a satisfying experience comparable to other high-quality prebuilt coils, making them ideal for use with RDAs and RTAs.