Explore a variety of new positions with an ordinary door. Just place the 2 acrylic tubes over the top of any open door, close the door and lock for safety. Help your lover slide their thighs through the loops and arms through the upper loops. Use the handles for extra safety. No permanent installation needed. Holds up to 300kg/661lbs. Adjust to a comfortable height and get ready for the time of you life. Comes with 2 acrylic door jam tubes, padded thigh supports, and a free satin eye mask.