PREMIUM SOLID CONSTRUCTION: Thicker solid pad outperforms thinner low quality pads with holes..Fit Type: Universal Fit 1 YEAR MANUFACTURER'S WARRANTY: Shop confidently; our service team is based in the USA & skillfully trained to help you with any questions or concerns. AN ADDED LAYER OF PROTECTION: Your rooftop's finish is safe from sharp edged objects inside your car top cargo bag. ADDED SAFETY: Prevents shifting of car top cargo bags; recommended when using Right line Gear Car Top Carriers on vehicles without a roof rack. LARGE SIZE: 39” x 34”; trim down to fit smaller car top cargo bags.