I purchased these new from the official Rakuten store. I only tried them on and walked in them once in the hallway of my apartment. The white spots on the sole are part of the original design. * Rubber shank Moonstar b/m01 Sneakers Color: Black/Gray Size: 26.5 EE (Men's size) I only tried them on, but they felt quite light. This is a new product line, "b/m (Bee-emu)," with the concept of better comfort and playfulness. Rooted in Moonstar's long-pursued comfort shoes, it proposes a new style for the diversifying new normal lifestyle, aiming for products that are kind to people and the planet. The first installment has the theme of "moon travel," the Lunar series, inspired by the lunar surface. The unique cushioning "Absorren (R)" gives the feeling of walking on the moon. These sneakers feature a voluminous sole in a mix of street and sports styles. The structure integrates the tongue and upper, allowing them to be worn like slip-ons. The heel height is 6cm, and the weight is approximately 320g per shoe in size 23.0cm. Main color: Black, Gray Stains, tears, odors, etc.: None