Thank you for viewing. They are sturdy, so they can be used not only as indoor slippers but also kept in the car or used as shoes in the office. The design is not too casual like sandals, the toes are fully covered and the heels are open, so there is no tightness and they are comfortable. They also come with a box, making them perfect for gifts. Size: L 28-28.5 【Comfortable to Wear】 Dearfoams memory foam slippers wrap your feet in soft material, providing a comfortable fit. You won't get tired even after long hours of use, and you can spend a relaxing time. 【Convenient Features】 These slippers are machine washable, so you can keep them clean at all times. They are also designed for indoor/outdoor use and can be used in various situations. - Brand: Dearfoams - Model: Memory Foam - Size: L (11-12) - Color: Gray - Usage: Indoor/Outdoor - Washing Method: Machine Washable - Easy to Put On/Take Off * Price reduction only for bulk purchases * ◆ Areas where delivery is not possible ◆ Okinawa and remote islands Shipping to areas where delivery is not possible will be at the buyer's expense. No stains, tears, or odors. Color...Gray系