【High Durability】 Made with synthetic fibers, it is highly durable and can withstand long hours of use. 【Excellent Grip】 The rubber sole is slip-resistant, providing stability on various surfaces. 【Comfortable Fit】 Built-in shock absorbers reduce stress on the feet and support comfortable walking. - Color: White - Material: Synthetic fiber - Sole: Rubber - Slip-resistant: Yes - Shock absorption: Yes - Brand Name: Matsuri Jog Thank you for viewing. I only tried them on indoors. There are no stains or dirt.