There are three materials and models for you to choose from: 1. 190T: about 370 g 2. 210D: about 550 g 3. 210D with waterproof strip: about 600 g (Thicker material, better waterproof performance and more durable) * 1.New generation bike cover --- Made of durable 210D materials, bike cover is strong and waterproof to protect your bike from rain, dust, sun and scratches.^ * 2. Big enough for most bikes or 2 bikes(size:200*85*110cm) --- Is the high capacity for most types of bikes or 2 bikes, such as mountain bikes / racing bikes, 2 mountain bikes together (not included) or for the small motorbikes.^ * 3. High protection and wind resistance --- Quite strong and hard-wearing fabric with "" double seams "" and "" heat-sealed "" seams that offer excellent protection against adverse weather conditions - rain, snow, ice, wind, dust or sunAlso, there are two belt buckles on the middle and bottom edges making the case more secure so that the case won't be swept away by the wind. A hole on the underside of the tarpaulin is also ideal for a bicycle lock.^ * 4. Reliable and practical --- Waterproof and anti-UV material with PU coating protects your bike even in heavy rain or strong sunlight. Also suitable for indoor use and storage shelves.^ *5.Easy to clean and store --- this bike cover is extremely easy to clean, smart to water and dry in the sun. You can wipe it with a damp cloth. Packed with a high quality drawstring bag for convenient storage.