We have taken our very competitive Avenger 8 leg bed chairs and fitted it with the new, 3 Season Avenger Sleeping bag. Creating our Avenger Sleep Systems. The sleeping bag is securely attached by a continuous, oversized heavy-duty zipper. This provides a neat and very secure connection which can easily be removed for cleaning. The thermal fleece lined, hollowfibre and multi layered construction offers the very best in both comfort, insulation and functionality. The Sleep System is covered in ultra-soft, anti-rustle and extremely hardwearing waterproof polyester. Two heavy duty crash zips offer great efficiency when entering and exciting the Sleep System. Each zipper is fitted with anti-open clip-locks which secures the opposing zipper remains closed, so no more drafty backs! Wind baffles ensure zero drafts and the very best in a comfortable nights sleep.3 Season Sleep SystemThermal fleece liningMulti-layer hollow fibre constructionWaterproof polyester shellClip-lock zipsAnti-Draft baf