What can we do but gush over these gussets on the Yoki Chelsea 06 Black Chelsea Boots! Matte black vegan leather ankle boots have wide elastic gussets on both sides of the 5.5" shaft, for a fit that stretches to perfection. Tab at heel. 1.5" rubber heel. Sightly padded insole. Non-skid rubber sole. Available in whole and half sizes. Fit runs HALF SIZE LARGE. Measurements are for a size 6. All vegan friendly, man made materials.