Industry's first flat nesting enrichment that delivers consistent results while minimizing labor, storage and costly waste, so you can focus on what's important: the science. Animal Benefits · Keeps rodents active and helps reduce aggressive behavior. Helps regulate body temperature (thermoregulation). Zigzag strips of varying lengths allow for more complex foraging and nesting activity. Multiple tear points on each strip make it easier for rodents to break apart. Rounded corners of the strips provide a gentler touch to the rodents Facility Benefits. Control an exact quantity of material to reduce research variables, cost and waste. Nests can be easily transferred during cage changes to reduce animal stress. Minimizes labor and enrichment storage in your facility. Also available inserted into every pre-bedded disposable cage you order Specifications. Made from 100% virgin kraft paper. Sheet dimensions: 11.5"W x 6.75"H · 3-ply sheets weigh only 7.2 grams. Arrives irradiated and ready to use