The Sunny Health & Fitness SF-S021047 Rebounder is a professional-grade tool designed for maximum home fitness. Unlike traditional round models, the innovative square shape provides a larger jumping surface and a more uniform bounce for a wider range of cardio and core movements. This fitness trampoline features a whisper-quiet bungee system, making it perfect for apartment living. The heavy-duty steel frame supports up to 285 lbs and includes an integrated safety mat. Users can customize workouts by adjusting cord tension. Every product includes the FREE SunnyFit App—access 1,000+ trainer-led workouts, track progress, and join community challenges with no membership fees required.