A hefty 6.5oz loopwheel knitted cotton jersey t-shirt. Supremely soft yet extremely durable, these will hold their shape regardless of what you throw at them. [SIZE-GUIDE-INCH] Tag Size S M L XL XXL Shoulder 16.6 17.7 18.4 20.0 21.6 Length 25.0 25.4 26.2 26.5 26.8 Chest (P2P) 19.2 20.2 21.3 22.4 24.3 Opening 19.3 19.8 21.3 22.7 24.5 Sleeve Length 7.5 7.6 7.8 7.9 8.0 Sleeve Opening 7.5 7.6 7.8 8.0 8.5 [SIZE-GUIDE-CM] Tag Size S M L XL XXL Shoulder 42.2 45.0 46.7 50.8 54.9 Length 63.5 64.5 66.5 67.3 68.1 Chest (P2P) 48.8 51.3 54.1 56.9 61.7 Opening 49.0 50.3 54.1 57.7 62.2 Sleeve Length 19.1 19.3 19.8 20.1 20.3 Sleeve Opening 19.1 19.3 19.8 20.3 21.6