【600D Oxford Waterproof Thick Material】This cover is made from a heavy-duty 600D Oxford material with PU coating and taped seams. Once installed, it provides very good protection for the bikes on the rack, and offers excellent protection from water-ingress. Perfect for traveling with your bikes to protect them from road grime 【Fits for 2 Bikes】This bike covers fits 2 standard bikes and measures 82"L x 38"W (Top) x 12"W (Bottom) x 47"H. Full protection for bike outdoor travel. Suitable for most bike types, including mountain, road, hybrid, and cruiser bikes. (Note: Please double-check your bike dimensions!) 【7 Adjustable Straps and Holes for Bike Lock】It has multiple straps which provide additional security while traveling, with elastic on the front and back bottom edge that allows for a tighter fit over the tires. This kept the cover on securely and minimized flapping. There are sturdy holes on each side to run a bike lock through that will fit a chain lock 【Reflective Strips 】The outdoor bike cover with reflective strips can improve visibility at night, increase the safety of night driving. Others can see it more easily, and reduce potential traffic risks. Also built in 4 handles with reflectors to help move 【Good Protection and Versatile Uses】2 in 1 use methods. It pulls double duty as you can use it for traveling or at home to protect the nicer bikes when left outside. That means It's for bike transport, but suitable for storage as well. Perfect for travel and home 2 in 1 use methods. It pulls double duty as you can use it for traveling or at home to protect the nicer bikes when left outside. That means It's for bike transport, but suitable for storage as well. Perfect for travel and home