No PO Boxes for Fedex shipments. ALL SALES FINAL. NO RETURNS. Pet and smoke free home. Immediate payment pls. Shipping might vary/apply for AK/HI/PR and other states/regions outside the 48 lower. Please check with us before buying. A revised invoice can be requested if needed. Mach has the award-winning Clayton in its genes, which boasts the same startling trio of benefits: maximal cushion and responsiveness in a surprisingly lightweight package. Mach takes lightweight performance to a new level with a dual-density PROFLY? midsole and a full Rubberized foam outsole. PROFLY? provides a forgiving landing and responsive toe-off while the Rubberized foam outsole offers additional responsiveness as well as durability. Mach stands out further from the pack with its lightweight and open engineered mesh upper, which offers both a comfortable fit and optimal breathability. Item No. 1019280 BEST FOR: Road FEATURES: Lightweight, open engineered mesh offers a comfortable fit and optimal breathability Padded tongue for additional comfort Early stage Meta-Rocker for a smooth ride Suspension construction featuring a PROFLY? top layer and high rebound injection bottom frame Designed for a combination of PROpulsion, PROtection and support TPU stabilizing cup in heel for support and stability Zonal rubber placement for durability