Universal for most group 0 infant car seats waterproof breathable fabric and very warm thanks to the fleece lining can be used with 3 or 5 point harnesses the cover can be complete removed leaving a seat liner fits very easily due to the large rear opening that allows you install it without removing the harnesses polyester or nylon and protected by scotchgard depending on colour features universal for most group 0 car seats removable cover to convert into a seat liner waterproof br