These hatches provide an attractive and economical way to access horizontal or vertical storage areas. Watertight lid overlapping frame. Two separate seals on frame and lid. No visible fasteners. Corrosion-free integrated hinge. Hinges allow 180 degrees opening. ID 7-3/8" x 11-1/4" OD 10-3/4" x 15" Size 11" x 15" Color Polar White