NWT ALLBIRDS Men’s Sea Long Sleeve Tee in gray Arm Pit to Armpit measurement is 23 inches. The top of the collar at the middle of the neck on the back to the bottom hem is 29 inches. Soft And Breezy TrinoXO™ Reduces Odour Relaxed Everyday Style FIT Classic Fit Long Sleeve Crew Neckline DESCRIPTION Simply designed and soft to the touch, the Sea Long Sleeve Tee uses revolutionary natural materials to keep you feeling fresh all day, any day. Made in Peru. The Sea Long Sleeve Tee is made of 65% TENCEL™ Lyocell, 30% merino wool, and 5% Chitosan. Its trim is made of 63% TENCEL™ Lyocell, 29% merino wool, 5% Chitosan, 3% Spandex.