Castelli Undersaddle Mini -

The Castelli Undersaddle Mini is a lightweight, low-profile saddle bag designed for riders who want secure storage without adding bulk. Ideal for road, gravel, and commuting, this compact bag fits neatly under your saddle and carries the essentials you need on every ride.

Made with water-resistant materials and a water-resistant zipper, it keeps your tools and spare tube protected in unpredictable weather. The internal pocket helps organize small items, while the adjustable hook-and-loop strap mounts cleanly to most standard saddle rails. Reflective details improve visibility during early morning or low-light rides.

Key Features
• Compact 5 × 13 × 5 cm profile
• Lightweight 71 g design
• Water-resistant construction and zipper
• Secure hook-and-loop mounting
• Internal storage pocket
• Reflective accents for added visibility

Why Riders Love It
This minimalist saddle bag stays out of the way, keeps your essentials dry, and offers dependable storage for everyday rides. Perfect for riders who want a clean look with functional performance.