Because sometimes, the call is the close.The sizes correspond to a smaller size in the US market, so US customers should order a size up.• 100% organic ring-spun cotton• Fabric weight: 5.3 oz./yd.² (180 g/m²)This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions! Size guide BODY LENGTH (inches) CHEST WIDTH (inches) SLEEVE LENGTH (inches) S 27 ⅛ 19 ½ 8 ⅞ M 28 ¾ 21 9 ½ L 29 ½ 22 ¼ 9 ⅝ XL 30 ¼ 23 ⅜ 9 ⅞ 2XL 31 ⅛ 25.00 10 3XL 31 ⅞ 26 ⅝ 10 ¼ BODY LENGTH (cm) CHEST WIDTH (cm) SLEEVE LENGTH (cm) S 69 49.5 22.5 M 73 53.5 24 L 75 56.5 24.5 XL 77 59.5 25 2XL 79 63.5 25.5 3XL 81 67.5 26