Premium Midsole Marker (Black) l Wilkins Cleanser - WilkinsCleanser
Amazon.com: Wilkins Premium Midsole Marker for Customization Paint on Leather, Suede, Fabric and Soft Foam for 2-4 Pair of Shoes (Black) : Arts, Crafts & Sewing
For those curious about the oil sharpie on boost thing, here's a before/after. Not too shabby : r/Sneakers
Midsole Paint Marker - Black | SNKROLOGY Made in Australia
Connected Isolation: Whitening adidas Boost with Sharpie Oil Based Paint Marker
Home & Living :: Stationery :: Writing & Correction Supplies :: Uni Paint Marker Fine / Medium Tip - Black (Boost NMD Midsole Shoes Black Out Touch up) - Shop Online Best Products | eRomman
Sneaker Pen Midsole Paint Marker - White - by SNEAKERGUARD – Slickies
ORIGINALAB Advanced Midsole Whitener Marker Boost White | ORIGINALFOOK
Sneaker Pen Midsole Paint Marker - White - by SNEAKERGUARD – Slickies