361 Spire 4 - mens Shoe Size:9 US polarized lenses and UV400 protection

polarized lenses and UV400 protection that blocks 100% of those harmful UVA and UVB rays

With Altra’s signature FootShape it

Compact enough to pack for travel

Ease of use

361 Spire 4 - mens Shoe Size:9 US polarized lenses and UV400 protectionDescription Ultimate comfort is the concept behind this top of the range neutral running shoe. This 4th version now provides even more comfort through new midsole materials and an updated Ortholite insole. Features Upper features a breathable knitted upper with a roomier vamp promoting more ventilation and a more natural foot movement. MORPHIT construction in the mid foot and heel to provide a comfortable; secure and supportive environment. Pressure