DeFacto Boys' Reversible Waffle Pajamas Set will be your choice with its reversible waffle-textured fabric, a round neck, long sleeves, basic top model, an elastic waistband and a long bottom model with flexible rib fabric, and a style pattern that you will enjoy wearing at home and when you go to sleep. Cotton 55%, Polyester 45%; Information on the Model Yellow-YL18: Bust: 0 Height: 1.37 Hips: 0 Waist: 0; The Model Size Yellow-YL18: Age 7/8; Product Length Measurements: Age 7/8 - 51 cm; SKU: Y9188A622WN;