$7.99at FLEXTAILBuyFLEXTAILAdaptor for Foam Camping Mattress$7.99FLEXTAIL$7.99BuySaveShareFLEXTAIL profileThe creators who use it, or GearCred, may earn a commission when you buy through these links, at no extra cost to you.From FLEXTAILAdaptor for Foam Camping Mattress