Amazon.com: Jtnohx 3mm Thick Felt, Stiff Felt Sheets, 12" X 12" Heavy Color Felt for Crafts, 10 Pcs Hard Felt Fabric for DIY Project (Blend)
Felt 3mm 40x40cm red 1pc | Selfmade® /Stoff&Stil
3mm Thick Merino Wool Felt by the Yard – feltplanet
3mm Thick 100% Merino Wool Designer Felt by the Yard – Aetna Felt
Amazon.com: 3mm Thick Felt, Stiff Felt Sheets, 12" X 12" Heavy Color Felt for Crafts, 10 Pcs Hard Felt Fabric for DIY Project (Light Grey) : Arts, Crafts & Sewing
3mm Extra Thick Stiff Metre Wide Plain Polyester Craft Felt Fabric - Etsy
Dtydtpe Felt Board Stiff F^Elt Sheets for Crafts, 9x12 in 3Mm Thick Colored Craft Fabric Hard Pieces for Kids, Crafting, Sewing, Art Projects - Walmart.com