Fiskars - StaySharp Max Grass Catcher Fiskars StaySharp Grass Catcher is the perfect complement to the Fiskars StaySharp Max™ Mower because it makes the clean up after lawn mowing so much easier. This simple to use addition to the mower features a convenient handle for easy emptying of grass halms. With an effective capacity of approx. 18 litres, a UV and mildew resistant polyester screen and heavy duty steel frame you can be assured of long lasting performance. This product comes as a simple tool-free assembly to the mower thus ensuring that your garden lawn cutting efforts will be rewarded quickly and neatly. This product is designed to work with the Fiskars - StaySharp Max Reel Mower