PROSOURCEFIT Extra Thick Exercise Puzzle Mat Blue 24 in. x 24 in. x 1 in. EVA Foam Interlocking Anti-Fatigue (6-pack) (24 sq. ft.) ps-2295-hdpm-blue - The Home Depot
Stalwart Black 24 in. x 24 in. x 0.375 in. Interlocking EVA Foam Floor Mat (6-Pack) M550032 - The Home Depot
Amazon.com: Wisfor Interlocking Foam Floor Tiles 23.6 X 23.6 Inch Puzzle Exercise Mats for Cushions for Workouts Protective Flooring Foam Mats (12 Packs)
Amazon.com: 15 Pcs Plush Foam Floor Mat Square Interlocking Fluffy Tiles with Border Play Mat Flooring Tiles Soft Climbing Area Rugs for Home Playroom Decoration : Toys & Games