Would have given it a 5 but the ankle strap is a bit short which makes putting your foot through it a bit tedious because u have to pull the strap all the way out of the buckle and threading that strap back through the buckle is very tricky because it doesn’t slide through the buckle very easily. They breathe nicely too so my feet dont sweat. If you dont install it, itll nag you. Siempre a la semana ya le he hecho un pozo en la parte del talón y me comienza a doler el pie. Gets for hanging up hangers with cloths to dry or even hang up my cloth masks after washing them . He likes them and they are comfy. Dont get these too small. First off, Keen has this habit with many of their shoes where you cannot pull the tongue far enough forward to actually slide your foot in. You wont be returning it, trust me! After charging for 4 hours I paired with my Motorola Phone, took all of 45 seconds.