Top 9 Foam Poster Board 18×24 – Foam Boards

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1. union foam board


Signboards, Perfect for Presentations, Framing, 18x24, Arts and Crafts, Display White, Union Premium Foam Board 18 x 24 x 3/16" 10-Pack : Matte Finish High-Density Professional Use

union foam board #ad - Quantity: 10 sheets per box. Application: ideal for crafts, mounting displays, framing, exhibits, and school projects. Specification: Polystyrene foam core between pH neutral white paper. Lightweight and rigid White foam board with paper liner pH-neutral. Packaging: strong double layered corrugated packaging to protect the corners.
Brandunion foam board #ad
ManufacturerUnion Foam Board #ad
Part Number1824White



MBC Mat Board Center, 1/8" White Foam Boards 18x24, White, Pack of 10

MBC MAT BOARD CENTER #ad - This item comes with 10 single foam boards. Pack of 10 18x24 Foam Boards. The outside size is 18x24 and fits 18x24 Frame. Color: White. Thickness:1/8".
ManufacturerMBC Mat Board Center #ad
Height1.5 Inches
Length18 Inches
Weight2.5 Pounds
Width24 Inches
Part Number10-W-FB

3. Evadow


11"x15" White Foam Board, 3-D Modeling, 20Pack Foam Core Board, 3/16" / 5MM Thick Mat Foam Board Center, Poster Making, Signage, Backing Boards for Mounting Photographs and Artwork

Evadow #ad - 3/16inch thick foamcore boards——package include 20pack white foam board 11” x 15”, presentations, school, framing, mounting, office, architectural models, Perfect for craft project, displays and exhibits.

100% satisfaction guarantee——we are willing to take responsibility for our products, if you have any questions about the products, please feel free to contact us. Multi-function thick mat——the 5mm thick foam core are widely used as background for art work, kids’ school art project, picture mounting, sign making, signage framing and mounting. Smooth surface for painting and mounting——the foam sheet has three layers; the polystyrene foam core is covered with 2 sheets of matte Plastic from the back and front, Warp Resistant and Dent Resistant.

Lightweight but strong backing borads——the polystyrene foam sheet can be easily to cut into shape with craft knife, clean edges and meets your different specification.
BrandEvadow #ad
ManufacturerEvadow #ad
Part NumberFoamBoard-20P-11x15-20201013-ma



2 Pack, 18 x 24 Inches, Elmer's Foam Board Multi-Pack, 3/16 Inch Thickness, Black

ELMERS #ad - Resilient foam core resists denting and crushing. Strong paper to foam bond prevents peeling. Works with paints, glues, markers, and more. Great for craft, school, and work projects. Lightweight but strong for portability and durability.
BrandELMERS #ad
ManufacturerElmers #ad
Height0.4 Inches
Length24 Inches
Width18 Inches
Part Number950026
WarrantyAs labelled



White, 22" x 28", 5 Sheets, UCreate Foam Board

UCREATE #ad - Acid Free. White foam board, lightweight but strong and rigid surface. Sheets are easy to cut. 3/16" thick. Ideal for crafts, framing, mounting displays, exhibits, and school projects.
BrandUCREATE #ad
ManufacturerPacon Corp. #ad
Height1.5 Inches
Length29 Inches
Weight1 Pounds
Width22.25 Inches
Part NumberP5557

6. Navy Penguin


Premium 12 Pack, Framing, Lightweight Signboard Foamboard for Crafts, Rigid, Presentation and Projects 16x20", Acid Free, Double Sided, Display, Foam Board 16 x 20 x 3/16", White Poster Board, Art

Navy Penguin #ad - Smooth surface accepts screen printing, glue, mounting displays and exhibits, school projects, indoor signs and notices. Packed in protective packaging - no damaged edges or corners. Suitable for home, office, students and kids.

Easy to cut. Multi-functional use - delivers effective performance when planning, college, school, teachers, kindergarten, education, dorm room or any other place. Ideal for crafts, white color. Size 16 x 20" - 3/16-inch thick 5 mm, framing, paint or markers. Great help for managers, presentation and organization is needed. Premium 12 pack - 12 foam boards in each package.

Top quality material acid free - polystyrene extruded foam laminated between two sheets of paper acid free. Double sided, strong, rigid but amazingly lightweight. 100% satisfaction guaranteed - backed by our lifetime Warranty. If for any reason you are not happy with the foam board, we'll refund your money immediately, please let us know, no questions asked.
BrandNavy Penguin #ad
ManufacturerNavy Penguin #ad
Part NumberNP41604134



Presentation, Wedding, 20 Pack White Foam Board 12" x 16.5", 3/16" Thickness Foam Core Baking Board for Projects, School Projects, A3 Polystyrene Mat Board Poster Foam Board Sheets for Art Crafts

EPHECH #ad - 20pcs foam core board: white foam board is made with polystyrene extruded foam laminated between two sheets of paper to form a lightweight but strong and rigid surface. Good for school projects or any other signs you need to make.

12" x 16. 5" polystyrene mat board: each foam baking board measure approximately 12 x 16. 5inch but can easily be sanded and cut down to your preferred size and shape craft knife. 3/16inch poster foam board: foam board with white paper throughout has a 3/16inch polystyrene Acid-free core, rope, paint, double side smooth surface allows you to embellish and customized them using flower, ribbon, twine, glitter and glue.

Package included: come with 12 pack 3/16inch thickness foam board to ensure you always have one on hand for your next crafts projects. Multiple usage: this foam core baking board is ideal for a crafting custom signs and posters for school projects or party decor; Widely use as sign making, picture mounting, poster display and exhibition.
BrandEPHECH #ad
ManufacturerEPHECH #ad
Part NumberFoamBoard-A3-20PCS

8. School Smart


Black Pack of 25, 4-ply Thickness, School Smart 1485728 Railroad Board, 22" x 28"

School Smart #ad - Sturdy construction yet easy to cut and trace. Sold as a Pack of 25. Create bold signs and posters that stand out. Great for stenciling and block printing. Display boards with a smooth, uniform finish and vivid color on both sides.
BrandSchool Smart #ad
ManufacturerROSELLE PAPER INC #ad
Height0.03 Inches
Length28 Inches
Weight0.28 Pounds
Width22 Inches
Part Number1485728

9. School Smart


Pack of 100 085498, 18 x 24 Inches, 11 Pt, School Smart Pacon Heavyweight Tagboard, White

School Smart #ad - Use for painting drawing sketching and more. Sold as a pack of 100 sheets. Designed by School Specialty professionals and educators. Economical value. Heavy weight with a smooth clean surface.
BrandSchool Smart #ad
ManufacturerSchool Specialty #ad
Part Number085498
WarrantyNo warranty