Perfect Fit: L x 22" = kitchen cabinet; L x 19" = bathroom cabinets; Xtreme Mats are the ORIGINAL Under Sink mat designed to protect your cabinets, shelves, and floors from damage caused by plumbing leaks, stains, scratches, product or chemical spills; Xtreme Mats can hold up to 3.6 gallons of liquid in the event of a leak or product spill, making our mats the leader in the industry; Our mats have a multipurpose function as a driptray, under sink cabinet mat, and a shelf liner all-in-one Flexible and strong design, our waterproof, low-density polyethylene mats allow for flexibility and durability and produce no toxic VOC's, featuring raised, angled side walls and a textured surface to ensure a snug fit while keeping stored items from getting wet in the event of a leak; Sturdy enough to support gallons of water yet flexible enough to install through small cabinet openings and open back up to its original shape once inside Easy to clean and install and can be removed quickly for clean-up; Our under sink drip tray pans are the perfect solution for messy, dirty, or disorganized bathroom cabinets; Great for vacation homes and rental properties; if you do not see your measurements, please contact us and we will guide you to the best fit Lifetime Limited Warranty against manufacturing defects; Water sensor sold separately; please check for plumbing coming through the bottom of your cabinet before ordering; Measure the inside of your cabinet and make sure your supply lines and drain aren't coming from the floor of your cabinet or else the mat will require modification American Company: Xtreme Mats are designed and engineered in the USA, headquartered in Central Florida; Available 8 am - 5 pm EST to answer any questions