They Slide on.

SKYWEE PROFESSIONAL PRODUCTS Premium Gel Toe Separators, Spacers & Straighteners, Bunion Correctors for Relaxing Toes, Bunion Relief, Hammer Toe, Toe Stretchers to Restore Toes to Their Original Shape for Men and Women. There made of gel giving a comfortable fit. They work even if you have big toes. Slides on you can also put a little lotion on if need be to help them go on smoother. I haven't used the foot scrubber that comes with it. It's cute has two different ends for you to use, can't wait to use it. I'll leave my field of approval.