Suunto Core Zulu Strap - 24mm 5 Ring Nylon Band - Includes Lugs Adapter, Loctite, Screw Tool Material: Premium waterproof nylon. Durable and very comfortable to wear. Compatibility: Suunto Core Series Includes: 24mm strap, Lugs Adapter, Screwdriver Tool, and Loctite 242 Threadlocker. Place a dab of loctite on screws to keep them in place. Recommended Use: Casual, Fitness, Running, Cycling Manufacturer Warranty: 1 year