Home Depot.com has Lutron Dimmer Switches on sale. Shipping is free.

• 2-Pack Lutron Skylark Contour 150-Watt Single-Pole/3-Way CFL-LED Dimmer (Light Almond) $29.97
  • (CTCL-153PDH-2-LA)
• 2-Pack Lutron Toggler 150-Watt Single-Pole/3-Way CFL-LED Dimmer (Light Almond) $29.94
  • (TGCL-153PH-2-LA)
• 2-Pack Lutron Diva 150-Watt Single-Pole/3-Way CFL-LED Dimmer with Screwless Wall Plate (White) $39.94
  • (DVWCL-153PH-2-WH)
• 2-Pack Lutron Diva 150-Watt Single-Pole/3-Way CFL-LED Dimmer with Screwless Wall Plate (Light Almond) $39.94
  • (DVWCL-153PH-2-LA)

No longer available:

• 2-Pack Lutron Skylark Contour 150-Watt Single-Pole/3-Way CFL-LED Dimmer (White) $29.97
  • (CTCL-153PDH-2-WH)
• 2-Pack Lutron Toggler 150-Watt Single-Pole/3-Way CFL-LED Dimmer (White) $29.94
  • (TGCL-153PH-2-WH)