Features: -Double Annex -Big windows with awnings & rain shields -Heavy duty & small hole mesh preventing midgie coming in. Specifications: -Double Annex -T/C(Polyester cotton) for Roof & Awning & Walls,12oz/13oz/14oz ripstop optional,Water proof . -Steel pole frame -Marine Plywood with steel frame & two access panels,18mm thickness -Grid PVC floor. -8cm/10cm/12cm foam mattress optional -Nylon Oxford with PVC coating Dust Cover -Steel Ladder -Big windows with awnings & rain shields. -Heavy duty mesh