Sunday Afternoons Backdrop Boonie Hydration Packs compatible with Gregory's 3D Hydro

compatible with Gregory's 3D Hydro reservoirs (reservoir not included)

The entire system is USB-C rechargeable with an estimated run time of 10 hours in low-blink mode and 5 hours in the high-blink mode

soft face makes for easy layering

Optimizes foot position on pedals without locking in rider like straps or cleats

Lightweight alpine day touring pack

Sunday Afternoons Backdrop Boonie Hydration Packs compatible with Gregory's 3D HydroWith the same classic, relaxed silhouette as the original, the Backdrop Boonie gives you two hats in one. A nifty low profile, neck cape packs away easily offering added protection when you need it and no extra bulk when you dont. The innovative design is made from 100% recycled bluesign certified fabric with a PFAS free water repellent finish. UPF 50+ sun rated, Sunglass Lock, adjustable sizing, and wicking sweatband for comfort. Features & Specs :