Therapeutic Mattress Topper / Crate Liners - FIR-FLEECETherapeutic Mattress Topper Crate Liners FIR FLEECE Reversible Fleece Dog Crate Liner with Zipper One Side Therapeutic 280D FIR FLEECE the Reverse Faux Sheepskin Berber Fleece Benefits of Vet Therapy FIR FLEECE Crate Liners FIR FLEECE natural warming lining generates heat raising tissue temperatures Increases circulation and oxygen levels Improves muscle tone and strength Helps remediate while maintaining mobility our FIR FLEECE is hydrophobic and