Big felt hearts in 5mm thick Joe's Toes wool felt – Joe's Toes US
Woolous Felt Strips with Adhesive Backing, Heavy-Duty 5mm Thick 100% Wool Felt Tape for Hardwood Floors, Rocking Chairs & Doors - Dark Grey, 1.57x 40 inch Roll - Amazon.com
Amazon.com: 8 Colors Felt Fabric by The Metre 5mm Thick for Handicraft Sewing Patchwork Craft Projects DIY Christmas Decorations 100 Cm Wide Sold by The Meter(Color:Lake Blue)
20 Inch X 16 Inch Rectangular Merino Wool Felt Pad 5mm Thick - Etsy | Merino wool felt, Wool felt, Felt
5mm Wool Design Felt Remnants - Shop - FilzFelt
Self Adhesive Felt Pad Roll, 1/2-In. x 58-In., 5-mm Thick, Gray, Extra Heavy-Duty | True Value