Spring Tension Hoop 3.5"-Assorted Colors DARICE-Spring Tension Hoops These easy-to-use spring tension hoops eliminate the need to tighten tiny screws Just lay your fabric over the outer hoop, give the inner hoop a squeeze and gently set it inside the inner hoop Also great for those doing embroidery and applique on the machine as this hoop fits nicely under the feeddogs This package contains one 3-1/2in diameter spring tension hoop