Mock Neck Sweaters Old Navy Mock Neck Side Slit Sweater for Fall Veronika's Blushing Ribbed Mock Neck Sweater Mock Neck Sweater With Front Cutout Inspired Style Group. Features: Basic style Stretch: Slightly stretchy Material composition: 100% acrylic Care instructions: Machine wash cold. Tumble dry low. Imported Product measurements: S: bust 42. 1 in, length 26. 5 in, shoulder 21. 8 in, sleeve length 16 in M: bust 43. 7 in, length 27. 3 in, shoulder 22. 6 in, sleeve length 16. 4 in L: bust 46 in, length 28. 1 in, shoulder 24. 2 in, sleeve length 16. 8 in XL: bust 48. 4 in, length 28. 9 in, shoulder 25. 4 in, sleeve length 17. 2 in