Part of the Pentel Recycology line and made of 54 percent post-consumer recycled plastic. Advanced seal technology prevents ink from drying out. Pocket-safe clip self-retracts when clipped on. Chisel tip creates thick or thin lines. Super compact for easy carrying convenience. Odor-free supports ease of use. Easy twist, pull, and replace refill system. Refillable with Pentel SLR3 refills.