Diesel Fresh & Bright Simon Tank Top Green Importado Machine wash cold, non-chlorine bleach only. Tumble dry low. 57% Cotton / 38% Modal / 5% Elastane Machine wash cold, non-chlorine bleach only. Tumble dry low. Small Chest: 34-36", Medium Chest: 37-38", Large Chest: 38-40", Extra Large Chest: 40-42"