Size tips: Slipper runs one size small due to thick memory foam. If you wear a size 8/8.5 in regular house shoes, a size 9 will likely fit you best (wide or swollen feet get a size 10). Any Zizor shoes problem, please feel free to contact us..As parents age, it becomes harder and harder to perform tasks such as doing up buttons and tying laces. Zizor adjustable house shoes for elderly seniors, makes daily tasks of wearing the slipper much easier, also keeps feet warm and comfy. Nice gifts for Mom & Grandma..Adjustable, secure, easy touch hook and loop fastener strap adjusts to fit swollen feet & ankles. Closed back design makes sure the house slippers stay on your feet when walking, especially up/down stairs. Diabetes friendly..Comfy suede upper, cozy sherpa fleece lining (vegan), cushy memory foam insole (thick 4 layers) adds extra comfort & warmth. Machine washable..Super sturdy rubber sole (non-marking and noiseless) with anti-skid traction, helps reduce the risk of slips and falls (especial for the elderly), suitable for indoor & outside wear.