Sure there are plenty of adidas NMD color options available, but there are limited pair with Black Boost that are still on the shelves.
For those that are looking for a pair, here is a nice option for you. This adidas NMD R1 features a Black stretchy ballistic nylon upper with tonal branding, and a Red heel tab. A full-length Black Boost midsole with Grey EVA insert overlays completes the design.
You can now find this adidas NMD Black Boost colorway available at select retailers such as JD Sports.