Curved sidewall reinforces container durability during handling. Three compartments. Advantage: Completely seals container for maximum freshness. Prevents leaks of dressings and sauces. Audible snap and excellent multiple closure. Container is easy to open. Provide secure grip when opening container. Allows for product labeling and scanning of item right-side up Provides greater stability of merchandising displays. Allows for pre-packaging with an upscale appearance. Expands open view of product.