Inspired by 2000s runners, the New Balance 1906R Grey Indigo is an iteration of the New Balance 1906R in a ‘Grey Indigo’ colorway. The upper is made of a Natural Indigo mesh base with Castlerock leather overlays. Other upper details include the Navy Blue ‘N’ logo on the sides with a Silver outline, ‘1906’ branding on the lateral, tongue and heel branding, and a TPU heel counter. The sole unit features ABZORB and N-ergy cushioning and a Navy Blue rubber outsole with multidirectional treads for traction. This specific variant features a Castlerock grey mesh upper with nubuck leather overlays for a premium feel. It is equipped with ABZORB and N-ergy cushioning for an energetic walk, and the Stability Web outsole for unparalleled shock absorption. New Balance M1906RB Castlerock