<b>What's Included:</b> <br /> <ul><li> 4 x Medium/Tough Firmness Chew Necklaces (Red, Blue, Yellow, Green) </li> <li> 1 x Medium/Tough Firmness Chew Pencil Topper (Orange) </li><li>SENSO MINDS Quality Guarantee</li></ul> <br /> <br /> <b>Note:</b> All chews included are rated 75A on the Shore A scale, which measures hardness. These necklaces are meant for medium to aggressive chewers.