Notched Series boxes have special features including the Structurally Foamed Lids* that only UWS products can share. The notched box is unique because of the special shape that allows it to fit around the wheel well, utilizing every bit of space available without losing the important cargo space you need to have available. Notched Series Boxes come in Gull Wing and Single Lid designs in both Standard and Deep styles. "Big Vehicle Toughness" and real convenience in a size that fits your truck perfectly. Only UWS has it all!