■ Tropic Sport Type High-Quality Fluorine Rubber Strap for Seiko, Citizen, TAG HEUER, Omega, ROLEX, etc. This strap is a great match for vintage watches, diver watches, and chronographs. It's a rubber strap made of fluorine rubber, the same material used for the boots worn by the astronauts who went on the Apollo 11 mission. Compared to other synthetic rubbers, it's a high-quality rubber with excellent heat resistance, oil resistance, and chemical resistance. It also features quick spring bars, allowing you to attach and detach the strap without tools. The original straps are still highly sought after and traded at high prices. This is a high-quality replica model. This model is difficult to obtain in Japan, so if you're looking for one, don't miss out. Brand new, unused. Material: Fluorine rubber (high-quality rubber) Color: NAVY / Navy Band Length: 120mm / 75mm (excluding buckle) Band Width: 20mm Included: Quick spring bars installed (allows for strap removal and attachment without tools) ※ The actual color may appear slightly different depending on the photography conditions and your monitor. ■ Shipping: Mercari delivery, Free shipping!