White Ultraboost 20 low-top sneakers from adidas by Stella McCartney featuring front lace-up fastening, round toe, panelled design, logo patch at the tongue, signature cushioned Boost midsole and Primeblue design. POSITIVELY CONSCIOUS: We've partnered with Good On You — an ethical agency that rates how sustainably brands perform across various people, planet and animal welfare criteria. This product comes from a Conscious brand that performs well in relation to their impact on the planet, for example ensures the use of materials that limit the amount of chemicals, water and wastewater involved in production processes..