You can find Thermalution Heated Undersuits in these local shops:

Kona Diving Company

74-5615 Luhia St., Kailua Kona, HI 96740
Phone: 808-331-1858
Web: www.konadivingcompany.com

Underwater Phantaseas

160 S. Union Blvd, Lakewood, CO
Phone: 303-988-6725
Web: www.uwphantaseas.com

One World Dive & Travel

6860 S Clinton Ct. Ste.M Greenwood Village, CO
Phone: 303-220-8282
Web: www.oneworlddive.com