Give every birthday girl her royal moment. The 12ft Princess Water Slide pairs commercial-grade construction with a castle-and-crown theme kids love and parents happily book — one of the most consistently requested themes in the rental business, and a standout centerpiece for a backyard party. Why it books — for operators and parents Specific demand that converts. Parents actively search "princess water slide" — themed units rent out faster and command premium rates. Wet or dry, year-round. Hook up a garden hose for summer water parties, or run it dry for birthdays, gender reveals, school carnivals, and community events. Right-sized. Fits most residential yards and smaller venues, and slots cleanly into a themed rental fleet. Specs at a glance Inflated size 21 ft L × 9 ft W × 12 ft H Use Wet & dry Material 14oz commercial PVC at the bounce floor, slide lane & structural seams; lighter vinyl on decorative castle elements Setup time Under 5 minutes Included Right-sized blower, ground stakes, carry/storage bag, repair kit Safety ASTM F2374 certified · independently lab-tested (CPSIA lead & phthalate safe) Warranty 1-year — see below Commercial-grade where it counts Princess-themed doesn't mean consumer-grade. The bounce floor, slide lane, and structural seams use 14oz commercial vinyl — the same spec you'd find on a generic rental unit costing far more. The tiara, flag, and decorative castle panels use lighter vinyl so the unit stays manageable at setup. Same durability where it matters, less strain on your back. Family-owned in Rancho Cucamonga, California — 25 years in the inflatable business, and we stand behind every product we sell. Browse more commercial water slides for sale.