The EVOC Seat Pack Ultra WP 4 is a lightweight 4L waterproof seat bag with strap mounting and minimalist design for racing and bikepacking. It suits ultralight trail riders and gravel racers who value simplicity and pack weight.

• Designed for riders who value simplicity: This efficient 4L seat pack has been stripped back to the essentials to ensure maximum reliability on long, demanding rides.
• 4L of volume for storage for storing your essentials
• Race-ready design keeps weight to an absolute minimum, ideal for racing and minimalist bikepacking
• Simple and repairable strap-based mounting is lighter than mechanical systems, it can be easily repaired or replaced on the road
• Flexible no side walls construction adapts naturally to different load shapes without any unnecessary structure or material
• No sway seat post stabilizer prevents side-to-side movement to ensure a stable ride even on rough terrain