The Trekker Play Set will keep the family playing all year long. The Tower features a green 2 piece slide, Monkey Bars, and Climbing Rock Wall. Two swing seats and Wind Rider Glider will allow for soaring fun. Kit includes all premium, pre-cut wood and hardware with easy to follow instructions. Just add 4"x4" uprights. Additional 4x4s needed are (10) 4 in. x 4 in. x 8 ft. and (1) 4 in. x 4 in. x 10 ft. that must be purchased separately.