Kanye West and adidas continued their partnership with the Yeezy Boost 350 V2 'Butter', which hit stores in June 2018. The minimalist silhouette features distinctive center stitching on the reverse Primeknit upper, with signed 'SPLY-350' script. now printed on the inside The heel tab remains, finished in a bright yellow hue that matches the woven upper, rope lacing, and boost-infused midsole.