HI FINE CARE Inflatable Double Sleeping Pad for Camping, 2 Person Air Mattress Self-Inflating Camp Pad, Extra Thick & Lightweight, Ultimate Comfort for Two Campers

How to inflate a camping air mattress for 2 person camping using the built-in foot pump? 1. Open the valve; 2. Cover the hole with the sole of your foot and push down to inflate; 3. Pull your feet out of the hole every time you go up a step; 4. Replace the lid until fully inflated. How to inflate a pump bag? 1. There are 2 valves on the backing plate, tighten the double duckbill valve. 2. Open the...