The TP UFO Den Swing Accessory (Blue) is perfect for children to relax and put their feet up in the cosy den peeking out of the lookout mesh window or they can swing far, far away.It suspends off of your chosen swing frame using elasticated webbing, providing the perfect space to play. The den floor is constructed of durable plastic mesh allowing for ventilation and drainage. This swinging den really is the best place to hang about.