A frame (14; 114) useful in a packaging assembly for retaining a product within a box, the box having a left wall, a left closure flap foldably connected to the top of the left wall, a right wall opposing the left wall, a right closure flap foldably connected to the top of the right wall, a front wall extending from the left wall to the right wall, a rear wall opposing the front wall and extending from the left wall to the right wall, a box length from the left to the right, and a box width from the front to the rear, the frame comprising: (i) a panel (16; 116) having: a panel length from the left edge to the right edge of the panel, the panel length being greater than the box length; and a panel width from the front edge to the rear edge of the panel, the panel width being greater than the box width; wherein the panel comprises: a left panel flap; a right panel flap; a front panel flap extending from the left panel flap to the right panel flap; and a rear panel flap extending from the left panel flap to the right panel flap; wherein: the left panel flap is foldably connected to the front panel flap and to the rear panel flap; the right panel flap is foldably connected to the front panel flap and the rear panel flap; and the panel defines a panel opening circumscribed by the left, right, front, and rear panel flaps (30, 32, 34, 36); and (ii) a sheet attached to the front panel flap and the rear panel flap and extending over the panel opening characterized in that the panel defines: a left slot configured to receive the left closure flap of the box, wherein the left panel flap extends from the left slot to the left edge of the panel; and a right slot configured to receive the right closure flap of the box, wherein the right panel flap extends from the right slot to the right edge of the panel. (i) a panel (16; 116) having: a panel length from the left edge to the right edge of the panel, the panel length being greater than the box length; and a panel width from the front edge to the rear edge of the panel, the panel width being greater than the box width; wherein the panel comprises: a left panel flap; a right panel flap; a front panel flap extending from the left panel flap to the right panel flap; and a rear panel flap extending from the left panel flap to the right panel flap; wherein: the left panel flap is foldably connected to the front panel flap and to the rear panel flap; the right panel flap is foldably connected to the front panel flap and the rear panel flap; and the panel defines a panel opening circumscribed by the left, right, front, and rear panel flaps (30, 32, 34, 36); and a panel length from the left edge to the right edge of the panel, the panel length being greater than the box length; and a panel width from the front edge to the rear edge of the panel, the panel width being greater than the box width; wherein the panel comprises: a left panel flap; a right panel flap; a front panel flap extending from the left panel flap to the right panel flap; and a rear panel flap extending from the left panel flap to the right panel flap; a left panel flap; a right panel flap; a front panel flap extending from the left panel flap to the right panel flap; and a rear panel flap extending from the left panel flap to the right panel flap; wherein: the left panel flap is foldably connected to the front panel flap and to the rear panel flap; the right panel flap is foldably connected to the front panel flap and the rear panel flap; and the panel defines a panel opening circumscribed by the left, right, front, and rear panel flaps (30, 32, 34, 36); and the left panel flap is foldably connected to the front panel flap and to the rear panel flap; the right panel flap is foldably connected to the front panel flap and the rear panel flap; and the panel defines a panel opening circumscribed by the left, right, front, and rear panel flaps (30, 32, 34, 36); and (ii) a sheet attached to the front panel flap and the rear panel flap and extending over the panel opening characterized in that the panel defines: a left slot configured to receive the left closure flap of the box, wherein the left panel flap extends from the left slot to the left edge of the panel; and a right slot configured to receive the right closure flap of the box, wherein the right panel flap extends from the right slot to the right edge of the panel. a left slot configured to receive the left closure flap of the box, wherein the left panel flap extends from the left slot to the left edge of the panel; and a right slot configured to receive the right closure flap of the box, wherein the right panel flap extends from the right slot to the right edge of the panel.