Keep your boating equipment handy with this tough durable dock box. Linear low density polyethylene construction. Lid locks shut with molded-in snaps. Lid and contents can be secured with standard padlock (not included). 4 lag bolts and washers included for mounting. 13.7 cu.ft. of storage space. Outside dimensions: 47"W x 27"L x 27"H. Additional shipping charge required.