Moisture pulling technology provides cleaner, fresher eggs by drawing droppings to the liner below;Decreases the likelihood of eggs breaking by providing a soft laying surface;Assists with faster egg gathering by encouraging chickens to lay inside of nesting box;Slides inside Precision Pet nesting boxes and most other standard sized nesting boxes;Sustainably sourced from 100% Great Lakes Aspen and Made in the USA; Size: 13in. (Length) x 13in. (Width) X 10 Pads