Men's Adidas Ultraboost Light Hats Gloves Unisex – consult sizing chart 1012B998 401 9.5B Unisex – consult sizing chart for men’s and women’s size equivalents varicose veins The big story is right there in the name: The Ultraboost Light features a new version of Adidas’ Boost foam that is 30% lighter while retaining the durability and responsiveness Boost has been known for since Adidas introduced it a decade ago The Adidas Ultraboost Light takes the now iconic look of recent Ultraboosts and introduces a new version of the Boost foam – Boost Light – that is 30% lighter than the version of the foam Adidas has been using for the last ten years