Pieces Child Safety Belt Protector, Prevents Children from Unbuckling Seat Belt Buckle, Child Lock Belt Buckle Cover with 2 Keys High Quality: The car seat belt locks are made of premium ABS, comfortable to touch, exquisite craftsmanship, rust-proof, corrosion-resistant and wear-resistant, durable and safe to use. Easy to Use: Simply place the seat buckle on the belt buckle receiver and buckle the belt into the slot. Simply use our dedicated key to open it again. Keep Kids Safe: Worry about your child or family accidentally unfastening your seat belt, which may affect safety. Our child-proof seat belt guard can bring safety to your family. Universal for Most Vehicles: The car seat belt lock cover is compatible with 90% of vehicle models on the market, such as cars, trucks, and SUVs. Please measure your car buckle size before, as long as your seat belt buckle shape and size are the same for our car seat belt buckle, then can be perfectly fit. MultipurposeOur seat belt buckle is also helpful for children with special needs and also for the elderly, which greatly decreased the risk of unbuckling the seat belt, stop them from unbuckling their seat belt while we are driving. Please note whether your seat belt receiver size matches our car seat belt buckle keeper before purchase.