DIMENSIONS: (40L x 20W x 15H) The 3D Tropical Wet Combo is an awesome looking unit perfect for the ages 12yrs old and under, features a cool 3D tropical or ocean theme, a huge Jumping area, basket ball hoop, dual climb walls, dual water slides and pool. This inflatable is larger than the competitors for two reasons: 15x15 bounce house and (2)sliding lanes. most seen around are smaller-13X13 with a single lane slide. The 3D Tropical combo is bigger which means more room, more kids, more fun!