FREEZE & SERVE 5 PIECE SET 5 NON-TOXIC, DOUBLE WALLED, FREEZER GEL LINED CONTAINERS INCLUDED 4 SQUARE BOWLS & 1 SQUARE TRAY IN VIVID MIXED COLORS BOWLS MEASURE APPROX 5X5 & TRAY 11X11 PLACE IN FREEZER FOR AT LEAST 4 HOURS PRIOR TO USE & YOUR FOOD IS KEPT COLD & FRESH LONGER GREAT FOR PARTIES, PICNICS, ETC WHERE FOOD SITS OUT