The standard pear packs are:
(1) four-tier, which is packed in four layers and contains a minimum of 120 pears per box;
(2) five-tier, which is packed in six layers and contains a minimum of 135 and a maximum of 180 pears per box; and
(3) six-tier, which is packed in six layers and contains 216 pears per box or is packed in five layers and contains 195 or 210 pears per box.