All sizes are informative. The actual size of item depends on the manufacturer, country of origin, model, item condition and other factors. Considering that the item is used, its actual size may differ from the one indicated in manufacturer's label.
ADIDAS Originals AR 3 Mens Sneakers. Size 10 UK, 44.5 EU. Sebago Docksides Mens Handsewn Leather Shoes Moccasins Slip on Size 8.5 UK 43 EU (#272185716799). Timberland Brown Leather Womens Boat Deck Moccasins Shoes Size 5.5 UK 38.5 EU (#272240903626).