• Bungees instead of metal springs, more soft and sensitive bouncing. (Much lower spring rate than metal springs, so the extension is faster .)Expanding with silence, very low noise, almost no.
• Patented elastic fixation structure, wearing resistance. Preferred Bungee rubber quality and outer warping strings,which can with stand 200,000 fatigue test.
• Safer than metal springs. Sometimes metal springs broke and burst out, it may hurt the user or people around the trampoline. Soft bungee cords never has such issue.
• Bottom safety net is fixed to jumping mat by zip, completely closed, no gap no foot entrapment, so kids are bounded safety in the net. Zip also for fast assembly, and easy to replace.
• Upper net poles are flexible fiberglass poles, nets are fixed with tension, no loose. Fiber poles are tested with enough strength to pass allsafety test
• Unlike other trampolines that use top PVC+ bottom PE for their pad, our engineers significant design improvements to our trampoline, including the use of PVC+Polypropylene on the pad to prevent abrasion and longer lasting, a double layer of PVC mesh fabric on the bottom of the safety net for complete protection without gaps
• Our trampoline jumping mat has passed 5,000 hours UV test, thicker V-Rings and bounce safely with extra rows of safety.

Google Product Description:

Give your kids a safer, more enjoyable jumping experience with the YC 6FT Springfree No-Gap Trampoline in Green. Designed with no exposed springs, this trampoline eliminates common pinch points and keeps little jumpers protected during play. The springless design and gap