2024 Radar Drifter Comp VestThe Drifter is our minimalist vest, so light it almost floats away, and so comfy you'll forget you have it on. Lightweight Foam; Tailored Fit; 4-Way Stretch; Fleece Lined; Non-Coast Guard Approved; *Tight fit recommend when brand new. Neoprene will stretch up to 10% when wet and in use. Radar Life Vest Size ChartSizeChest MeasurementX-Small 28-31 inches Small 31-34 inches Medium 34-37 inches Large 37-40 inches X-Large 40-43 inches XX-Large 43-46 inches