Includes the following hoops: The Standard Hoop A, at 5” x 4.3” (126mm x 110mm) this is the optimum size for 80% of commercial embroidery designs. The Large Hoop B measures 5.5”x7.92 (140mm x 200mm) is perfect for longer or wider designs. The FreeArm Embroidery Hoop C is a Janome exclusive. With the Janome FreeArm Embroidery Hoop C you can embroider in hard to reach areas like cuffs, pant legs, and children's clothes without having to take apart seams. This Janome FreeArm Embroidery Hoop C embroiders a 2" x 2" area. The Giga Hoop D, for use in conjunction with the Customizer 10000, this dual position hoop has an embroidery area of 200mm x 230mm and enables large embroidery layouts to be sewn without having to re-hoop. Fits the following embroidery machines: Janome brand embroidery machines: Memory Craft MC300E/350E Memory Craft MC9500/9700 Memory Craft MC10000/10001 Bernina brand embroidery machines: Deco 330/340 Elna brand embroidery machines: Elna 820/8200/8300/8600 This is a Generic hoop that replaces the Janome Hoops