Optional to optimize the packing position when carrying your load/triathlon bike with the bike label bag. This is not necessary when using the "bike stand". Size: 7.1 x 3.9 x 13.8 inches (18 x 10 x 35 cm); Weight: 7.1 oz (200 g); Product color and size may look different from the actual product depending on your display. Product specifications, logo design, etc. may be subject to change for improvements. We also cannot answer any measurements or personal fit that are not offered by the manufacturer. Thank you for your understanding.