Women who squirt a lot during orgasm. I have recently run into this problem which is kind of a cool one to have, although it has caused me to do a lot more laundry, something I usually try to avoid. So after asking several women I know I found out about this. Below is the product description and picture from the website.
Fascinator Throes by Liberator
Moisture-proof sex blankets
One side is an extraordinarily soft surface, the other is silky satin, making it a reversible, versatile, skin-tillating sex-scape. An inner moisture barrier ensures your bedding stays spotless. Toss it on top of sheets, sofas and fancy home furnishings that you want to shield from your throes of passion. Machine washable. Available in Shag or Microfiber. (4 X 5 ft.)