Nspired1 long sleeve tee Auditorium Seating With Tablet Arms. The Youth Long Sleeve Shirt is made of Airlume combed and ringspun cotton, which is known for its softness and durability. The shirt has a regular fit, classic crew neck, and ribbed cuff. 100% Airlume combed and ring spun cotton Athletic Heather is 90% Airlume combed and ring spun cotton, 10% polyester Fabric weight: 4. 2 oz yd (180 g m) Regular fit Side seamed construction Ribbed cuff This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you, so thank you for making thoughtful purchasing decisions! Size guide LENGTH (inches) WIDTH (inches) S 21 15 M 22 16 L 23 17 LENGTH (cm) WIDTH (cm) S 53. 7 38. 7 M 56. 5 41. 3 L 59. 4 43. 8