With non-slip strap: This recliner cushion comes with a non-slip strap to better secure the cushion to the chair, prevent it from slipping, and help you relax your neck and head when you lean back in the chair. Since this cushion is packed in compressed packaging, after long distance transportation, when you receive the cushion, it may be a little wrinkled, please do not worry, please pat a few times and put the cushion in a ventilated place for 2-3 days, the cushion will gradually become full. Indoor and outdoor use: The YEERSWAG rocking chair cushion size is 49x19x3 inch, this cushion is indoor and outdoor universal, you can use in the rocking chair when you rest indoors, can also be used in the outdoor lounge chair, can be perfectly matched with a variety of chairs, both practical and can decorate your chair.