REI Co-op Quickflow Pump Sack

Durable, coated ripstop nylon sack has a 1-way valve at the bottom that connects to your air mattress valve—just loft the sack, seal, roll and push air into the mattress
2 - 3 bags of air will fill most mattresses
Pump sack can also be used as a pack liner or stuff sack
Packs into its own 6.7 x 4.5 in. pocket for storage
Works with all REI Co-op sleeping pads except Camp Dreamer; sleeping pad sold separately