10 x 7/8″. Birch hardwood Embroidery Hoop with brass fittings attaches to a stem that fits the Hardwicke Manor birch hardwood sit on frame or Birch table clamp. Excellent quality. Hoop height once in place is adjustable in height and working angle, and it is easy to flip your hoop over while working to tie off threads. Hoop to be used with fanny frame and table clamp each available for purchase separately.