Hubsan H501S H501C X4 RC Quadcopter Spare Parts Upgraded Propeller Protector Protection Cover Description: Brand Name: Hubsan Item No.: H502S-24 Item Name: Upgraded Propeller Protector Color: Gold, White Usage: for Hubsan H501S H501C X4 RC Quadcopter Features: Nylon material, light weight, optimized intensity 360 Degrees protection for the quadcopter and people around Package Included: 4 x Propeller Protector