Shop the adidas x Dingyun Zhang Samba 'Core Black'. Upgrade your sneakers collection today! Closure: lacing. Toe type: round toe. This stylish black leather sneaker features tone-on-tone details, a round toe, and a lace-up closure. It also has an embossed logo on the tongue, lettering detail "Dingyun Zhang", and a comfortable fabric lining with a 100% rubber sole.