100% cotton are more moisture absorbent, comfortable to human body, biodegradable, more prone to wear n tear, doesn’t last longer, needs special resins to look ironed, For white it will turn off white after several washing, it it was soak on fresh water for 90 days it will biodegrade by 86% of the Official They Hate Us Because Ain’t Us Grinch Arizona Cardinals Christmas Ornament Custom Name but in fact I love this materials, while if cotton shirt will be soak in salt water it will biodegrade 65% in 90 days. 50 cotton 50 polyester not very comfortable to human body, polyester portion shall need years to get degraded, wear and tear resistant, will last longer, does not need special resins to iron rather it is wash and wear. while it will biodegrade about 46% in fresh water in 90 days. The T shirt weighs around 150 grams. Considering wastage you need around 125 cotton bolls for making a T shirt. It depends on the Gsm of the fabric. Mostly used cotton single Jersey fabrics are in between 160Gsm and 190gsm respectively.
