Isotoner Signature Women's Embroidered Jersey ECO Comfort Slipper with isotoner Heather Knit Women's Slippers Isotoner Women's Heather Knit Marisol Boot Eco Comfort Slipper Womens Isotoner Heather Knit Loafer Slippers Boscov's isotoner Heritage Women's Memory Foam Fairisle Knit Hoodback Comfort. So comfy it's like you're walking on clouds. Introducing the Women's Heather Knit Marisol Boot Eco Comfort Slipper by Isotoner, an eco friendly choice in sophisticated Navy Blue. These slippers are crafted from ECO Comfort fabric, which converts water bottles into durable and comfortable fibers, featuring a heathered knit design. The boot style, equipped with a soft fleece lining and cushioned memory foam, offers luxurious softness and a custom fit from heel to toe. Designed with a durable outsole for both indoor and outdoor wear, these slippers are easy to care for with a machine wash in cool water and flat drying.