Black & White Tartan Onesie. There's a chill in the air so now is the right time to invest in a onesie ready for those cold Wintry months. This stylish check onesie features a fleecey lining, zip up fastening with zip hood, twin front pockets & side zip pockets. Also available in Blue, Red & Burgundy from Missbehaver. Our model is 5'7" & a size 8