Gently Used STAUD x 57/40 'White Blue Quartz Men’s Size 6/Women’s Size 8 Designed in partnership with the LA-based fashion label, the STAUD x New Balance 57/40 ‘White Blue Quartz’ carries an upper constructed from white translucent textile with tonal leather overlays. Contrasting yellow and crimson accents are joined by an oversized ‘N’ logo in marine blue. ‘STAUD’ is imprinted on the suede heel tab, while dual and NB and STAUD branding decorates the sockliner and woven tongue tag. Plush cushioning comes courtesy of a double-stacked foam midsole, supported underfoot by a grippy gum rubber outsole