There is only 2 holes in each and it being tight your feet will sweat. It took a little to get use to and didnt like the low cut version much at first buy I like them now. You can answer or reject calls via voice. The slippers have no support. I dont feel like Im trying to keep them on. " Then Mr. They have been safe and secure. These will be perfect for work this summer. We did assemble it and decide to keep it since it was a week late and I don’t want to order something else and do a return with shelter in place. Bottom line - if you need a versatile floor bike stand that can adjust to various wheel sizes, you cant go wrong here.