zippers

A backpack with its two large pockets zipped shut, revealing a pair of velcro tabs, one on the rain flap and one on the bag-side of the rain flap of each.

A backpack with its two large pockets zipped shut, with the velcro tabs used to fold the rain flaps away from their respective zippers.

A backpack with its two large pockets zipped open, with the velcro tabs used to fold the rain flaps away from the zippers.