Whether you're in the market for trampoline replacement parts, or you're just bored of that same, simple-looking trampoline in your backyard, it's time to change the aesthetics and add artistic flavor to your trampoline! Trampoline Appearance Repl. Your family will enjoy the bounce with Upper Bounce's safer and more durable trampoline replacement accessories.. Set, 11' Trampoline Appearance Replacement Set, 11' Round Safety Pad with 8-pole Sleeve Protectors-Starry Night.