Quarter Fold (Folds Twice) Reboundair Rebounder Mini Trampoline: Lifetime All Parts Warranty, Super Portable, Rebound Exercise, Rebounding, Exercise Trampoline FABRICATED FROM AIRCRAFT QUALITY MATERIALS MAT FABRICATED FROM PERMALON (Extremely Tough) SPECIAL SHAPED SPRINGS TO GIVE EXCELLENT RELILIENCE INCLUDES CARRYING CASE WITH WHEELS LIFETIME WARRENTEE ON ALL PARTS