Intex 18' X 48" Round Easy Set Swimming Pool ONLY Intex 18' x 48" Swimming Pool ONLY DOES NOT COME WITH LARGE STRAINER SET THAT GO IN HOLES WHERE PUMP HOOKS UP OR PLUNGER VALUES; IT MUST PURCHASE SEPERATELY An additional two outer layers of heavy-gauge pvc are laminated to an inner layer of polyester mesh for extra reinforcement Tough 30-gauge sidewalls that are made with three separate layers of material for extra strength and durability NEW FOR 2017 THIS POOL HAS 2 INLET AND 1 OUTLET PORTS IN THE SIDE OF THE POOL.