Skinni Minni Kids Big Boys Tank Vest/Top Cotton, , Tank vest with broad binding at neck and armholes. Straight hem. Twin needle seams for extra strength and durability. Also available in womens. Size Age Chest (to fit) Mini - 4-6yrs - 22-24 Midi - 7-9yrs - 25-27 Miss - 10-12yrs- 28-31.