Keeps the baby in the correct position. Thanks to the soft memory foam structure, & nbsp; Comfi-Cush helps to maintain the correct position. < FONT size = 3> Strengthens the musculoskeletal system and ensures comfort even on the longest journeys. The insert is suitable for most stroller models. Polyurethane foam Polyurethane foam - is a flexible foam that is obtained by a prepolymer or a one-step method. It is a polyol mixture in the form of a white and honey-brown oily liquid which is exposed to temperature to obtain flexibility. It perfectly & nbsp; adapts & nbsp; to the human body, which relieves the spine, helps maintain the right position, provides comfort during the trip. Polyurethane foams are used in the clothing, upholstery, automotive and aerospace industries. Technical data. Technical data. : 6m + -packaging dimensions: length 80cm x width 33cm x height 3cm -color: multicolor -dimensions (cm): & nbsp; 33 x & nbsp; 80 x & nbsp; 2 -weight of the product after unpacking : 0.485 kg -weight with packaging: & nbsp; 0.636 kg