Maveek 2 Bicycle Bike Rain Waterproof Cover is Durable, waterproof ,keep your bike clean and dry Suitable for most of mountain bike, city bike up to 29" wheel size, and 2 bikes up to 26" wheel size. You will receive a bicycle cover with a storage bag. Note: 1.Do not using the cover for transportation on a bike rack,inevitable excessive trembling during transport may lead to tearing. 2.Please MEASURE YOUR BIKE before purchase. Q&A1: Is the cycle cover strong enough and suitable to protect your bikes outside all year round? Yes! - It is strong enough and suitable to protect your bikes outside cause the 210T Heavy Duty nylon material and PU coating. - Elasticated front - middle - back hems and buckle on the middle to keep the cover in place during high winds. - It's big enough and has clips underneath to cover the bottom as well.Fits for 2 16in bikes. 2: Can the bike be secured with a lock when this cover is on it? - Yes there is no issues with securing this with a lock. - It can be easily locked with the cover on. It has a gap underneath and two lock-hole at the front wheel area provide security away from bike theft and bad weather. 3: Would this bag be suitable for use in travelling by bus? Will it fold to small package? -Yes, it will fold into a small package, this bag could be used for traveling on a bus, it comes complete with a small bag for storage, and folds easily.