You can purchase a Galfer magnet here

Then the Cleanskin Stash Frame Bag could be the perfect option

good levels of protection and anti-fogging properties

The attachment features two tabs that folds in underneath the velcro strap

135mm Length

Albek H2O Haul Hydration Pack 4.0 - Red - 4L PDP|PLP You can purchase a GalferThe H2O Haul 4. 0 is the ultimate crossover option. This versatile pack seamlessly transitions between a full day riding epic single trails or that afternoon adventure. This allrounder is built with ample storage for all your trail essentials and comes with our 2. 0L FFP bladder option keeping you hydrated and prepared. Features Albek "X" brace harness system Rotating Swivi Lockster buckle HiFlex 4 point suspension system Vented shoulder straps 2. 0L