Chevrolet University Corvette 1966 Heather Grey Official Licensed T-Shirt Chevrolet University Corvette 1966 Heather Grey Color Short Sleeve Official Licensed- Authentic T-Shirt - Men's T-Shirt -90% Cotton & 10% Polyester Color: GREY HEATHER - BRAND NEW - SIZE :LARGE TALL Shirt Specific Dimensions (inches) Size Width Length Small 18" 27" Medium 20" 29" Large 22" 31" X-Large 24" 32" 2X-Large 26" 33" 3X-Large 28" 34" LARGE TALL 24" 33" Doubling the width measurement will give you the chest size.