13 Big windows totally
Heavy duty & small hole mesh preventing midgie coming in.

FEATURE:

-T/C(Polyester cotton) for Roof & Awning & Walls,12oz/13oz optional,Water proof .
-Steel pole frame
-Marine Plywood with steel frame & two access panels,15mm thickness
-Grid PVC floor.
-8cm/10cm/12cm foam mattress optional
-Steel Ladder
-Big windows