3.5' Raised Toilet Seat: This toilet seat pad of ours can be elevated to raise the toilet ring by 3.5' / 88.9 mm, providing a comfortable toileting option for pregnant women, the elderly, the injured, and the disabled, and reducing the burden on joints. Compatible with Standard Round Toilets: This toilet needs to be installed underneath the toilet lid, which is required for the shape of the toilet, and fits most standard round toilets. Armrests with Soft Padding: The specially designed 1.4' / 35 mm thick armrest padding provides a comfortable and reliable grip and extra help when sitting or standing. Sturdy Materials and Construction: Mainly made of aluminum and high-strength plastic, the raised toilet seat is sturdy and durable, with a weight capacity of up to 300 lbs, which is safe for people of different body weights and easy to clean all over