Extra wide width Size 15 us 13 uk, 48 women's slippers
Amazon.com
You can get great deals on large size shoes at Amazon with a bit of patience. Their own Amazon Essentials range does fashionable styles at great prices up to size 15 US. The women's shoes department goes right up to 16 US, although many of the largest sizes will either be Chinese brands or unisex. If you have Amazon Prime, many shoes are eligible for free, fast shipping. Plus you can even try before you buy.
Adelante Shoes, USA
Leather shoes, boots, sandals & slippers made to order in Guatemala. Customizable styles in full & half sizes up to 15 us. 7 widths available from narrow to super wide. Book a free virtual fitting for help choosing the right size. Free US shipping, exchanges & returns for store credit. Ships worldwide.
Sven Clogs, USA
Completely customizable clogs with a medium or high heel up to size 43 eu (12.5-13 us women) or with a low heel up to 50 eu (17 us men, 19-20 us women, 12.75 inches). Modern lightweight or traditional Swedish clog bases available for all widths. Ppen toe, closed back & boot clog styles. Free leather swatches to choose your color. Mail them your measurements using their Find My Size form to create your get your own custom made clogs. Clogs made in the USA using US leather & bases from Sweden and Austria. They also do premium shearling slippers - the women's go up to size 12 with the men's version up to 13 (women's 15 approx). Women owned since 1975. Ships to USA only.
Chaussez en Grand, Canada
Specialist large size shoe store in Quebec also selling online to Canada ($10 flat rate shipping) with a wide range of women's shoes in sizes 10 to 15 US, with selected fantasy styles up to size 17 US. Large selection of brands and styles. They even do rain boots, slippers and socks. They are happy to advise on the right size for each style if you send them your foot measurements before ordering or during checkout. You can also visit their shop in Rue St-Hubert, Montreal. Website is in french.
Feel Barefoot, Turkey
Handmade barefoot leather flat shoes, boots, mules & slippers at affordable prices up to women's size 16.5 us. Choose from a wide range of colours or pick your own custom colours combination. Free shipping worldwide. US warehouse for US & Canada exchanges & returns but need to return to Turkey otherwise. Shoes can also be made for custom widths, but custom orders cannot be returned.