low density foam

When a project calls for gentle, airy cushioning rather than firm support, low density foam is the material to reach for. It is lighter and softer than high density options, easy to cut and shape, and budget-friendly, making it a favorite for decorative sewing and DIY upholstery.

Where Low Density Foam Shines

Because it compresses easily, this soft foam padding works best in pieces that see light or occasional use. Popular projects include:

• Accent and throw pillow inserts
• Padded headboards and wall panels
• Chair backs and decorative bench tops
• Costumes, cosplay props, and craft foam builds
• Protective lining for cases and packaging

What to Look For

Thickness and Size

Measure your finished piece and choose foam sheets that match the depth you want. Thinner sheets add subtle padding, while thicker cuts create a plush, rounded look.

Intended Use

For everyday seating that bears full body weight, a firmer cushion foam lasts longer. Save lightweight upholstery foam for areas where comfort and shape matter more than heavy-duty support.

Find the Right Foam for Your Project

Ready to start padding? Browse our selection of low density foam below and pick the size that fits your next creation.