GINEE is committed to providing high-quality outdoor sports products and the best quality intimate service. Professional technology is the most powerful guarantee of quality. They Are Static Ropes. (Diam 10mm or 16mm,Length 35FT,50FT,100FT,150FT,200FT,250FT.) 2 Metal hooks,2 Plastic Protection ring,2 Buttonholes,1 strong rope. Material:High Strength Polyester(Multi-core multilayer structure). Application: Climbing,Tree Climbing,Magnet Fishing,Rescuing,Escaping,Camping,Hiking,Engineering protection,etc. Quality Guarantee: replacement is allowed within one month if broken (not including man-made damage). For other problems, please feel free to contact us.