Bones Long Sleeve Boat Neck by Too FastBoat Neck Long Sleeved Double Sided Shirts. Details - Boat Neck Front & V Neck Back. Made of stretchy 1X1 baby rib, 100% cotton. Available in four sizes, small, medium, large, or xl. Here's the size specs: Small: Bust: 32"-34"; Waist: 24"-26"; Hips: 34"-36"Medium: Bust: 34"-36"; Waist: 26"-28"; Hips: 36"-38"Large: Bust: 36"-38"; Waist: 28"-30"; Hips: 38"-40" XL: Bust: 38"-40"; Waist: 30"-32"; Hips: 40"-41"