Description  Crathco Bowl Lid Features Single-Wall vs. Double-Wall: Both single-wall (part #1116) and double-wall insulated (part #2240) options exist. Double-wall lids have air between two layers, which helps to further reduce condensation, especially in high-humidity or outdoor locations. Locking Mechanism: Many modern lids are designed to be locking (part of the locking bowl assembly kit) to keep contents secure and…