Made in the USA or Imported Rubber sole The adidas by Stella McCartney Ultraboost 21 has a lightweight, easily stylish design with a sticky grip outsole that will keep you steady and secure on every movement. Foam padding placed around your ankle collar & under the tongue for an incredibly comfortable fit & feel. Traditional lace closure for a secure fit. Engineered mesh for structure, stretch and enhanced breathability. Generously cushioned footbed for all day comfort. The adidas by Stella McCartney Ultraboost 21 has a lightweight, easily stylish design with a sticky grip outsole that will keep you steady and secure on every movement. Foam padding placed around your ankle collar & under the tongue for an incredibly comfortable fit & feel. Traditional lace closure for a secure fit. Engineered mesh for structure, stretch and enhanced breathability. Generously cushioned footbed for all day comfort. Shock-absorbing lightweight midsole. Sturdy, flexible traction outsole. Textile and synthetic upper. Textile lining. Synthetic outsole.