Athletic Works Core Active Long Sleeve T Shirt Walmart.com Men's Navy Active Long Sleeve Crew Neck T Shirt True Classic Athletic Works Women's Core Active Long Sleeve T Shirt Walmart.com Athletic Works Men's Long Sleeve Active T Shirt Walmart.com. The Anna Kaci shirt details a round scoop neckline, long sleeves with a thumbhole, and an overall fitted look. Features a stretchy and breathable material so that you can have the best workout session. MATERIAL: 73% Nylon, 27% Spandex MEASUREMENTS: Small Bust: 27. 3 30. 7" in Waist: 23. 1 25. 6" in Medium Bust: 30. 7 32. 7" in Waist: 25. 6 28. 3" in Large Bust: 32. 7 34. 6" in Waist: 28. 3 31. 5" in