Classic styling meets modern tech with the Joy Penny Loafer, an ergonomic design with The Body Shoe Flex for natural movement, our super springy Mega Bounce outsole and Bounce footbed for comfort, and made with recycled materials Moves with you. The new Body Shoe collection's underfoot expansion grooves flex with your foot's unique shape for all-day comfort. Body Shoe Flex. Flex and expansion grooves underfoot allow the shoe to contract and expand with every step, enabling you to move more natur