BV Bike Bag Bicycle Panniers with Adjustable Hooks, Carrying Handle, Reflective Trim and Large Pockets Large zippered pockets - Panniers with large zippered pockets, reflective trim, and carrier handle on top. Angled pocket design - Angled pocket design ensures pedaling space. 3M reflective trim - 3M Scotch Lite reflective trim ensures night time visibility. Adjustable hooks fit most bicycle rack - Four shelf straps and two height adjustable bungee hooks for mounting. Rigid Back Panel - Each pannier has a rigid back panel to maintain bag structure for easy access on and off the bike.