rear facing surfaces 104 a and 106 a respectively the rear pocket 92 a can include an upper facing surface 109 a the inwardly facing surfaces the front facing surfaces the rear facing surfaces and the upper facing surfaces of each pocket define openings 110 a and 112 a in the front and rear pockets 90 a and 92 a the pockets 90 a and 92 a are shaped to substantially correspond to the shape of mating feet disposed on the outer face 82 a the feet will be described in greater detail below referring now to fig2 the outer face 82 a can include a honeycomb section 118 a a front foot 120 a and a rear foot 122 a and an outwardly facing surface 124 a the honeycomb section 118 a can be disposed adjacent to the top portion 84 a of the second side 18 a the honeycomb section 118 a enhances the strength and rigidity of the tray 10 a opposite of the front pocket 90 a of the inner face 80 a a planar surface 126 a is disposed on the outer face 82 a numerical and alphabetic information can be molded or formed on the surface 126 a runners 128 a and 130 a extend downwardly toward the bottom portion 86 a from the honeycomb section 118 a referring now to fig1 and 24 the front foot 120 a and a rear foot 122 a extend from the outwardly facing surface.