For a Boys Romper long-legged romper, this romper is the best value in our collection. With a simple lap sleeve, it has snaps along the inseam. MEDIUM-WEIGHT INTERLOCK—a knitting technique that sandwiches 2 layers of jersey and results in a smooth surface on both sides, inside and out. 100% Pima Cotton—with the longest cotton staple in the world, Pima cotton is luxuriously soft, washes great, never pills, hardly fades, and lasts practically forever.