They are marked 4" wide. You are not. The outside width is 3 7/8" and the inside width is 3 3/4". They won't work if you need a 4" width for storage, but they will work if you need to fit in a 4" space.
Prepara Evak Fresh Saver, Medium-Tall Airless Canister With Black Handle, 2.3 Quart, Clear
43 Review
Double-Sided Gift Wrap Organizer With Multiple Pockets - ProPik Wrapping Paper Storage Solution For Gift Bags Bows Ribbons, Fits 40" Rolls, 40"X17" Size In Black Seam
36 Review
3 Compartment Lunch Box Bento Box For Adults, Kids Food Containers With Flatware Included - Leak Proof Microwave Safe (Champagne)
32 Review
Sorbus® 3-Tier Stackable Wine Rack - Classic Style Wine Racks For Bottles - Perfect For Bar, Wine Cellar, Basement, Cabinet, Pantry, Etc - Hold 12 Bottles, Metal (Copper)
34 Review
Onlyeasy Foldable Storage Bins Cubes Boxes With Lid - Storage Box Cube Cubby Basket Closet Organizer Pack Of 2 With Leather Handles For Closet Bedroom, 13" X 13", Linen-Like Grey, MXDLB2P
41 Review
CleverMade 16L Collapsible Plastic Shopping Baskets - 3 Pack, Charcoal - Foldable & Reusable With Handles For Easy Storage
47 Review
Set Of 8 Royexe Storage Cubes With Dual Plastic Handles - Foldable Fabric Bins For Closet Organization And Drawer Storage - Light Grey
29 Review
Set Of 3 PRANDOM Foldable Linen Fabric Storage Boxes With Lids - Collapsible Bins For Home, Office, Closet, Nursery - Organizer Containers With Covers (14.9X9.8X9.8 Inches)
28 Review