Thin white cardboard sheets are a versatile packing and craft staple, offering lightweight protection for mailers, photos, prints, and DIY decor. This guide highlights five top options that balance rigidity, width, and price, helping you choose the right inserts for shipping, framing, or creative projects. Each entry includes practical use cases, materials, and thickness benchmarks to help you compare at a glance.
Summary Table
| Product | Brand | Typical Size | Thickness | Best For |
|---|---|---|---|---|
| Yinmazzsan 12×12, 1/8 inch | Yinmazzsan | 12″ x 12″ | 1/8″ (3 mm) | General protection, backings |
| RLAVBL 3.5×4.5, 2 mm | RLAVBL | 3.5″ x 4.5″ | 2 mm | Small items, crafts |
| Calenzana 3.5×4.5, 2 mm | Calenzana | 3.5″ x 4.5″ | 2 mm | Shipping protection, partitions |
| Golden State Art 11×14, 1/16″ | Golden State Art | 11″ x 14″ | 1/16″ (2 mm) | Photo/backing, mailers |
| 105 Pack 11×8.5, 1.5 mm | JODOUEEIR | 11″ x 8.5″ | 1.5 mm | Bulk packaging, crafts |
Yinmazzsan 12×12 White Corrugated Sheets (1/8″)
These 12×12 white corrugated sheets come in a 12-pack with a 1/8 inch thickness, using B-Flute corrugated cardboard for rigidity. The sheets are white on one side and kraft brown on reverse, making them ideal as packaging inserts or decorative craft backing for weddings, parties, and events. Their pliability allows easy cutting and folding to custom sizes.
Reference Features: 12-pack, 12×12 inches, 1/8″ thick; white front, kraft back; easy to cut and fold; suitable for protecting items during transport and adding a clean, professional look to shipments.
RLAVBL 200 Pack 3.5×4.5 White Corrugated Sheets
RLAVBL offers sturdy three-layer E-flute corrugated boards designed to protect smaller items during shipping and mailing. Each sheet measures 3.5 by 4.5 inches with a thickness of 2 mm, providing a reliable cushion for art prints, photos, CDs, books, and documents. Their white surface is suitable for labeling or decorating before packaging.
Reference Features: High-quality three-layer board; strong and sturdy; 3.5″ x 4.5″; 2 mm thick; versatile for DIY crafts and protective mailers.
ANSSDO 36 Packs 12×12 White Corrugated Sheets
ANSSDO provides a bulk collection of 36 sheets sized 12×12 inches with a 1/16 inch thickness. These rigid, yet lightweight pads shield cards, photos, prints, and other flat items during transit, while remaining easy to cut for custom project needs. They’re well-suited for DIY decor, packaging dividers, and mailers.
Reference Features: Rigid and lightweight; 12×12 inches; 1/16″ thick; multi-use for shipping, crafts, and decor; neatly packaged in individual pieces.
Calenzana 3.5×4.5 White Sheets, 200 Pack
Calenzana delivers 200 flat cardboard sheets measuring 3.5×4.5 inches with a 2 mm thickness. Constructed from three-layer corrugated cardboard, these sheets act as safe shields when packaging, shipping, or mailing. They enable clean separation between items and help reduce movement within packages.
Reference Features: 3.5×4.5 inches; 2 mm thick; three-layer corrugation; bulk packaging protects during transport; suitable for partitions and DIY projects.
Golden State Art 11×14 White Sheets, 1/16″ Thick
This set contains 25 sheets sized 11×14 inches with a 1/16 inch thickness. The white front and kraft back provide a clean presentation for backings in art projects, photo packaging, or mailers. The sheets are rigid yet light, making them an efficient option for protecting larger prints and canvases during transit.
Reference Features: 11×14 inches; 1/16″ thick; white on one side, kraft on the reverse; bulk pack for ongoing use in mailing and crafts.
Mat Board Center 50 Pack 5×7 Corrugated Sheets
Mat Board Center offers 50 sheets of 5×7 inches at 1/16 inch thickness. Each sheet is white on one side and designed to protect letters, photographs, invitations, and trading cards from bending during mailing. The compact size is convenient for small shipments and craft kits.
Reference Features: 5×7 inches; 1/16″ thick; white on one side; suitable for mailers and crafts; sold in bulk for consistent usage.
JODOUEEIR 105 Pack 11×8.5 White Sheets
This bulk set includes 105 sheets sized 11×8.5 inches with a thickness of 1.5 mm. The sheets are ideal for organizing, packaging, and crafting, offering a sturdy base that resists bending and provides a reliable cushion in mailers and boxes. They can be easily cut to fit custom project needs.
Reference Features: 105 sheets; 11×8.5 inches; 1.5 mm thick; strong and versatile; suitable for shipping, crafts, and organizing tasks.
Buying Guide: Key Purchase Considerations For Thin White Cardboard Sheets
Thickness matters: Thicker sheets (2 mm) provide stronger protection, but heavier packages. For fragile items, consider 1.5–2 mm thickness; for simple padding, 1/16″ to 1/8″ works well.
Size variety: Choose sheets that fit your typical item dimensions. Smaller projects may benefit from 3.5×4.5″ or 5×7″ formats, while photos or prints may require 8.5×11″ or 11×14″ sheets.
Material and rigidity: Corrugated boards with multi-layer builds (three-layer or E-flute) offer higher rigidity and impact resistance. Consider the product’s flute type and the number of layers when evaluating durability.
One-sided vs two-sided: White-on-one-side sheets present a clean appearance on display side, while kraft-backed sheets can provide a natural look and additional folding strength for packaging separators.
Bulk value: If you ship or craft frequently, bulk packs (50–200 sheets) reduce per-sheet cost and ensure a steady supply. Check packaging integrity to avoid damage during transit to retailers.
Use-case alignment: For mailers and gift packaging, white surfaces offer a polished look. For DIY crafts or displays, you may prefer sheets that are easy to cut, punch, or decorate.