Motion Pro 18mm Spark Plug Socket YCRF_hats One side seam

One side seam

and its flat knit toe seam helps with in-shoe comfort

choose the larger size to ensure it is not too snug

At first glance

Motion Pro 18mm Spark Plug Socket YCRF_hats One side seamFitment Notes: Originally designed for the Honda XR400 as a trail tool but fits many models with 18mm plugs Other applications include Honda XR250R (84 03), XR350R (83 85), XR400R (96 04), XR500R (81 84), XR600R (85 00), XR650L (93 07), CRF150F (03 09) and CRF230F (03 09); KTM 400SXC (2000), 620LC4 (96 97), 620SX (97 98) and 640 LC4 (1999); and Yamaha XT225 (92 99) and TT600 (1985) Features: Thin wall design to fit into low clearance plug cavity