THIS MODERN TAKE ON THE CLASSIC LONG JOHN, THE BEAR BUM ADULT ONESIE IS SUCH A FUN FAMILY MATCHING SET. THESE FLAPJACKS FIT LIKE A GLOVE WITH THE SNUGNESS YOU`LL LOVE! THEY COME WITH A FUNCTIONING TRAPDOOR SMACK ON THE BEAR BUM! WITH THEIR SNUG AND STRETCHY FIT, FLAPJACKS ARE THE TRADITION OF THE PAST, THE FASHION OF THE FUTURE, AND THE OH-SO-COMFY PLEASURE OF THE PRESENT. - 100% COMBED COTTON - 2 X 2 RIB FABRIC - UNISEX SIZING - CONTRASTING FLAT LOCK STITCH - BUTTONED FLAP ON BACK THAT OPENS - CONTRASTING CUFFS - BUTTON DOWN FRONT - PERMANENT NO FADE PRINT - PRESHRUNK