He has knobbly knees and turned-out toes'' The Gruffalo striped T-Shirt is a must-have for their big (and small) adventures. The soft cotton fabric will keep them cool and ready for racing, chasing and stretching all day. These Breton-inspired stripes will be one you reach for time and time again. Breton-inspired stripes. Appliqué Gruffalo and mouse. Chest pocket. Round navy blue neckline. Short sleeves. 100% Cotton. Lining: 100% Cotton. Machine washable.