Set includes 1 seat cushion measuring 19? W x 19??H x 3? T and 1 back cushion measuring 19? W x 16? H x 3? T. ( The size description is only for the cushion size, accurately measuring the dimensions of your furniture's seating area in advance, make sure the cushion size fits your furniture ). Proud Fade Resistant Ability: Usual fabric normally fade quickly, especially after some rainy or sunny days. But our patio furniture cushions use SOLUTION-DYE fabric. This fabric is always used for outdoor circumstance due to its color fade resistant ability. And the cushions would not fade more than 1500 hours in your back yard. All 30D High Resilience Foam: The seat and back cushions are all made from 30D foam. This foam is known for its long-lasting resilience. With this foam, our outdoor seat cushions are more supportive, yet not as stiff, providing a great balance of support and softness. This foam also helps our seat cushions and cushions keep their shape and don't flatten out in a short period of time like other normal cushions. Double-Waterproof Tech Protection: To meet waterproofing requirements, all seat cushions are made of high-density polyester fabric with a TPU coating on the reverse side. Both materials have excellent waterproofing properties. And the combination of double waterproof protection make all our outdoor furniture cushions better waterproof. Practical Portable Handle and Adjustable Straps: There is a handle on both the seat and back cushions. The handle allows for easy removal of the cushion. The cushion has two straps with buckles to secure the cushion to the patio furniture frame. The length of the straps can be adjusted to fit the furniture.