The colman extra durable airbed single is designed to be lighter stronger and more puncture resistant than other pvc airbeds to offer an excellent and restful night s sleep when camping or having friends and family staying over formally known as durarest the coleman s extra durable air beds are proven to be 47 more puncture resistant and 25 stronger than standard airbeds and they have a double lock valve too meaning that you can rest easy safe in the knowledge that this airbed shouldn t let you