This item ships FREE via FEDEX plus free Natural Pillow Insert. ($5.95 handling applies) Natural Wool Invigorator Magnetic Mattress Single, also known as Split Queen.
Specs - Thickness of pad - 3/4". Size of Magnets 3/4" x 1/4", manufacturers rating 3950 gauss, number of North pole magnets - 207, weight 13 pounds.

The Natural Wool Magnetic Mattress pads are constructed with an all natural cotton/wool blend. Pure Joma Wool is a natural soft wool which keeps you cool in the summer and warm in the winter. Covered in 100% cotton this pad provides an Eco friendly, hypoallergenic, dust mite and mildew resistant magnetic health pad. Place the magnetic mattress pad on top of your existing mattress pad. Cover the magnetic mattress pad with your favorite fitted sheet.