Mega Construction: Seven Rows of Stitching Tuffy toys can have up to 7 rows of stitching. The number of rows of stitching depends on the shape, size and style of the toy. Two directions of cross stitching hold the multiple layers together. Rows of stitching hold webbing around the materials edge, and the toys' parts are sewn together with up to 3 rows of stitching. Mega Gear – For interactive play with one or multiple dogs. It can be used as a Frisbee or Tug toy, also in the water. Easy to toss and Great For Indoors! Washable! And Floats!! Great for fly ball training. The soft edges won't hurt gums.