This elevated toilet seat by Drive Medical fits most elongated toilets. The lock ensures a tight fit providing additional safety and added feeling of security. A wide opening in the front and back allow for worry-free personal hygiene. The elevated seat will help individuals who need a boost sitting down or standing up from the toilet. For consumers using a wheelchair this product allows for easy transfer to and from the raised toilet seat. Designed for individuals who have difficulty sitting down or standing up from the toilet|Wide opening in front and back for personal hygiene|Lightweight and portable|Standard locking mechanism ensures safety|Fits most elongated toilets|No tools required for installation|Easy to clean