Water Slide by Happy Jump

Moon Surf (16' Wet & Dry Slide), Inflatable Water Slide - WS4115

Moon Surf (16' Wet & Dry Slide), Inflatable Water Slide - WS4115 from Happy Jump is a water slide that takes up 25 by 11.5 feet of ground and stands 16 feet tall. That footprint of 288 square feet is bigger than 19 percent of the 945 water slides here with printed sizes. Happy Jump prints the ages as “Min. height requirement 36"”.

Specs As Printed

MakerHappy Jump
TypeWater Slide
Length25 ft
Width11.5 ft
Height16 ft
Footprint288 sq ft
Size as printedUnit Length: 25 ft; Unit Width: 11.5 ft; Unit Height: 16 ft
Weight360 lbs
Blowers1 x 1 HP
AgesMin. height requirement 36"
Wet Or DryWet or dry
Made ForCommercial rental use
Maker List Price$2,797 on November 12, 2026
Item Numberws4115

Source Happy Jump product page, checked November 12, 2026. Makers change specs, so confirm before you buy or rent.

How Much Room It Needs

The unit itself covers 25 by 11.5 feet. Rental companies also leave open space around every side for stakes, the blower tube and a safe exit, so measure your yard larger than the footprint. Check the maker sheet for the exact clearance it asks for.

25 ft 6 ft
Solid shape is this unit at 25 by 11.5 feet. Dashed shape is the middle size for its type, 33 by 14 feet. The bar is a 6 foot adult.

Similar Size From Other Makers

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20 Foot White Water Slide with Slip Slide, Commercial Inflatable Water Slide - WS4168-W52 ft by 19 ft20 ftMin. height requirement 36"