Option Drift t-shirts are made from 100% soft style yarn cotton. Ringspun cotton gives it a soft feel and has a slim fit style Inside neck screen printed logo with no tags and size highlighted. 150gsm weight Size Chest (to fit):S - 34/36" // M - 38/40" // L - 42/44" // XL - 46/48" // XXL 50/52"To protect your Option Drift T-Shirt always wash inside out on a low heat