adidas art f99577 black bear river lake el dorado adidas’ Ultraboost sneaker – the Ultraboost 22 – is designed to level up your performance levels when you’re out on the track. Designed specifically for women, this pair are ease with Primeknit uppers and promise a sock-like fit, complete with a Boost midsole that gives you a push of energy with every stride. Foam at the midsole prevents blisters, while extra lugs around the midsole offers a more centered transition.