Protect your children riding in the back seat of your car. Seat Snug prevents loose seat belts and keeps kids safer. For use with booster seat age children age 4-9 and post-booster seat age 9-16. Stabilizes kids in rear seats. Easy to install and use. Stops rocking, tipping, submarining and ejection. Protects kids delicate bodies, preventing debilitating injuries and keep kids in their seat in the case of accident. As featured on WABC-TV and Fox News Channel.