UGG Aira Gray Slippers A chunky knit makes the Aira look even cozier. Finished with a luxe sheepskin collar, plush wool interior, and unique foxing stitch, this slipper offers an exceptional feel that can go beyond the house. Cotton, acrylic, and sheepskin Decorative foxing stitch UGGpure wool lining UGGpure wool insole Molded rubber outsole NWOB