flat boxes

Mela Artisans Trellis Handcrafted Mango Wood Storage Box, Medium Burnt Finish, 7.5x4.5x3"

MT Products White Corrugated Cardboard Shipping Boxes 4" x 4" x 4" - Pack of 15

MT Products Brown Corrugated Cardboard Shipping Boxes 4" x 4" x 4" - Pack of 15

Universal Cubed Fixed-Depth Corrugated Shipping Boxes, Regular Slotted Container (RSC), Small, 6" x 6" x 6", Brown Kraft, 25/Bundle

Vintiquewise Set of 3 Velvet Vintage Storage Wooden Antique Classic Decorative Book Box Holder

Bigso Katrin Collapsible Storage Box with Labelframe - Simple Assembly without Tools

Bigso Ulrika Set of 2 Storage Boxes – Large & Small with Lids, Ideal for Keepsakes, Photos, and Home Organization

40"x36" TV Moving Box - Target

Unique Bargains Metal Anti-Oxidation Slide Top Rectangular Tin Containers 3.1" x 1.3" x 0.4" 3 Pcs

Vintiquewise Decorative Vintage Book Style Trinket Storage Box

MT Products 16" x 16" x 1.9" Extra Thin White Paperboard Pizza Boxes - Jumbo Lightweight Folding Bakery Box - Pack of 10

Household Essentials Set of 2 Square Storage Boxes with Lids Cream Linen: Decorative, Stackable, Polyester, 15"x15"x15"

Unique Bargains Clear Plastic Stackable Storage Box 12 Pcs