The Core Home kitchen cutting mats have a textured backside that grips your countertops or table and keeps it in place. No more battling with a shaky cutting board that can cause you to cut yourself, cut food unevenly, or miss a cut entirely. The boards are stain and odor-resistant. The cutting mats are dishwasher safe, nonslip textured, and flexible for funneling making this a great set for the novice and the experienced chef. The knife set includes sheath.