Thanks to the different characters on the front & back with little fluorescent details, children can easily identify the front & back & put on their clothes the right way round all by themselves. WHAT YOU NEED TO KNOW: Viking or longship motif on each side. Elasticated waist & legs. Stretch fabric. 95% cotton, 5% elastane. Pack of 4 Pairs of Plain Briefs: 2 white, 1 turquoise & 1 light grey.