X-Chef via Amazon offers the X-Chef Silicone Pastry Brush 4-Pack for $10. Coupon code "YG4PR6QA" cuts it to $6.99. With free shipping for Prime members, that's the lowest price we could find by $5. There are four different color brushes that are for temperatures up to 446 °F. Deal ends February 28.

Update: The price is now $6.99. The coupon has expired.