These are previously owned, but still have life left. The Rundown Made for those who run but don't just run, the lightweight Cavu offers a versatile running shoe with a bold and simple look. Cavu's lower midsole features our much lauded "intelligent" PROFLYTM View More BEST FOR: Trail FEATURES: Lightweight, open engineered mesh offers a comfortable fit and optimal breathability Thin lycra comfort-fit bootie underneath the engineered mesh provides a seamless layer next to the skin Internal reinforcements for invisible support PROFLY™ midsole for a unique balance of PROpulsion and PROtection Wishbone design and siping provides traction and strategic flex points