The breakdown is as follows: HEAT TECH EXTRA WARM size 120, 2 pieces; size 110, 1 piece. TOP VALUE PEACE FIT size 120, 1 piece. My child tends to get hot easily, so each item has only been worn a few times. Individual sales are also possible. 350 yen for one piece, 600 yen for two pieces, and 900 yen for three pieces.