The lock is not divided into sizes. The length of the M code option of the lock is the M code length option of the raincoat and cannot be modified. The length of the lock is 100cm, please know before buying! Features: Perfect for indoor, outdoor, carport, basement. Protect your valuable motorcycle from sunlight and water. Breathable fabric ensure good air circulation. Comes with a storage bag. Easy to aemble and disaemble. UV resistant,water repellence, washable, quick dry. Waterproof and durable material. Protect your motorcycle against rain and snow, dirt and dust, UV rays and pollutants. Waterproof cover protector for motorcycle. Fitment: If your motor bike has a windshield or saddle bag, the cover may not fit perfectly. Please check the size. Choose the Motorcycle Cover size more about 10-20 cm than the motorcycle's actual length. Fits for most motorcycles, motorbikes, ATV, and scooters. Installation: Very easy, directly open the Motorcycle Cover to cover your Motorcycle (With tighten strap!) The cover will be just as a sunscreen in summer, and it can effective Weatherproof, Sunscreen, dust-proof, UV protection ,can be placed anywhere and don't need worry about your Motorcycle. Specification: Material: Dacron (waterproof, dustproof, sunproof) Dimensions: Quantity: 1 Pc Color:Black M:200x90x100 L:220x95x110 XL:230x95x125 2XL:245x105x125 3XL:265x105x125cm, 4XL: 295x110x140cm Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Motorcycle Cover 1 x Storage Bag not include lock Black Army Green Orange Red Silver Blue