The PEG PEREGO Parasol For Stroller is stylish, yet practical, umbrella offers UPF 50+ protection to keep little one safe from the sun's harmful rays. With it's trendy light grey look, the Parasol will be a nice style complement to almost every fabric collection. It snaps on easily to the frame of the Z3, Z4, YPSI, Book Cross, Booklet 50, Booklet, Book Pop-Up or Book for Two strollers.