Dreamfarm Chobs - Non-Slip Silicone Cutting Board Feet, Set of 4 (Assorted Colors) Chobs are non-slip cutting board feet that clip onto any board (up to 1 in. / 2.5 cm) Raise your board off your counter so you can flip it over and chop on both sides Colored icons let you know which side of your board to use for meat or vegetables, preventing cross-contamination Heat resistant up to 250C/480F. Dishwasher safe. Includes ONE set of 4 Chobs - color will vary green/red or black/white BPA-Free