Rubber sole UPGRADE STYLE:We add the decorations on these mules for women flats ,you have much more choices to match more casual outfits and occasions.For this time,we add tassels/bows/knots first,if you have any other inspirations,MUSSHOE team are so happy to hear from you ! 30-DAY MONEY BACK GUARANTEE:If you are not satisfied with your purchase, we are happy to accept returns. The mules for women being returned must have the original tags, be unworn, free of wear and tear. COMFORT+SAFETY: The women mules shoes for women include a padded, soft inner sole to cushion your feet as you go about your day. Also features non-slip flexible soles to prevent any falls from breaking your style. VEGAN MATERIAL:The mules flats or women available in a variety of colors in premium vegan materials,man-made lining,soft padded footbed,synthetic sole.Stylish womens mules with soft fabrics brighten up your dress with simple step. SIZE SELECTION:Please check the size chart for your best fitting ,as feedback,the mules women are true to size,if you are WIDE FEET,we suggest ONE SIZE UP.And we are arranging half sizes,they might be sell in September!Thank you so much for your support!