List: 1. Heated snowmobile helmets with face shields 2. Snowmobile helmets designed to keep warm air in and cold air out 3. Snowmobile helmets with fog-resistant heated face shields 4. Electric face shields for regular helmets (sold separately) 5. Popular among long-distance trail riders 6. Popular among the older crowd 7. Few mountain riders choose heated helmets 8. Heated helmets have a full face shield 9. Mountain riders prefer helmets with openings for goggles 10. Dual-sport heated helmet available for use with goggles 11. Information on compatibility, cost, and specific helmet options 12. Most heated helmets require a plug-in connection to the sled's power 13. Comparable cost to other non-heated helmets ($300 to $400 US dollars) 14. Specific helmet option: 509 Delta R3L Ignite Helmet 15. Features of 509 Delta R3L Ignite Helmet: removable heated face shield, magnetic chin strap buckle, internal tinted sun shield 16. Importance of finding the right helmet size at a local dealer 17. Consider preference, riding style, and frequency when choosing between heated or non-heated helmet 18. Encouragement for readers to share their experiences and preferences in the comments.