The CO832 Rixen & Kaul 25-32mm Contour Adapter Strap is an essential accessory for anyone who wants to mount their Rixen & Kaul Contour Saddle Bag on a bike with a seat post diameter of 25-32mm. Here are some of its key features: -The Contour Adapter Strap is made of high-quality materials, which ensure that it is durable and can withstand the wear and tear of daily use. -The strap is designed to securely attach your Contour Saddle Bag to your bike's seat post or frame, providing a stable and secure mount that won't move around during your ride. -The strap is adjustable, which allows you to customize the fit to suit your bike's seat post or frame diameter. -The strap is easy to install and remove, making it a convenient and practical accessory for any cyclist who wants to use their Rixen & Kaul Contour Saddle Bag on multiple bikes. -The strap is compatible with various Rixen & Kaul adapters, which allows you to customize your bike to suit your needs and preferences. -The strap features reflective details, which enhance your visibility and safety during low-light conditions.