Original Suunto silicone watch strap for all Suunto Spartan sport wrist HR models - maximum comfort with durable, flexible silicone, soft, velvety surface prevents chafing on the wrist during intense sport - metal clasp for a snug fit on the wrist. Requires spring bar tool to change strap (not included). Includes: 1 x Watch strap for Suunto Spartan sport wrist HR watches and two spring bar pins, silicone/metal, length: 22.3 cm, width: 24 mm, yellow (amber)/silver, SS050012000.