Men's Long Sleeve Tech Button Up Button Up Long Sleeve Outerwear Jockey Outdoors Men's Long Sleeve Button Up Walmart.com Save Big on Best Sellers: 3 Pack Long Sleeve Button Ups Fresh Clean Family Holiday Long Sleeve Button Up Black (XS) Bespoke Button Ups Checkered Long Sleeve Button Up Navy (XS) Bespoke Button Ups. Features: Buttoned Thickness: Normal Body: Not lined Material composition: 100% polyester Care instructions: Machine wash cold. Tumble dry low. Imported Product Measurements (Measurements by inches) & Size Conversion Size Top Length Bust Sleeve Length S 31. 5 37. 8 23. 8 M 31. 9 39. 4 24. 2 L 32. 5 41. 7 24. 6 XL 33. 1 44. 1 25