Aviator Nation Short Sleeve T-Shirt With a Wave, Which is a Hard to Find Style, Has a Rolled Hem and a Kind of Slub Cotton Blend Fabric. Hand Made in California. Size Medium. Pit to Pit approx 20” Length approx 21” 50% Cotton. 50% Polyester Machine Wash Cold. Tumble Dry Low Excellent Used Condition-only a little pilling Under arms