YOUNTHYE 10 PCS 5 Count Plastic Canvas Sheets, 21 x 13.1 Inch Large Hole Plastic Mesh Canvas for Acrylic Yarn, Embroidery Practice, Needlepoint, Crochet, DIY Crafts and Custom Cutting Projects

If you find his feet are getting caught in the grid for the litter tray, these mesh canvases work really well for the tinies. Just lay it over the top and tip the poops occasionally. https://a.co/d/08E17to5