Tent size: 3-4 people Tent structure: Double ledger Construction situation: need to build Size (length * width * height cm): long 220+115x width 145x high 135cm Adaptation season: three quarter account Time of the market: winter of 2016 Space structure of tents: one room and one hall Tents weight: 20D silicone cloth 2459g/210T lattice cloth 2881g (without ground nails) Inside account material: 20D double wire lattice nylon lattices Bottom material: 20D double line nylon lattice fabric External account material: 20D double line lattice nylon lattices Waterproof Index: PU4000mm(20D nylon coated silicone) PU3000mm210T polyester fabric