Collection: Blog

Join Julia from ThermApparel for a joyful recap of the Santa Family Reunion in Gatlinburg, TN (March 29–April 1, 2025). Santas and Mrs. Clauses reunited with old friends, met new performers, and raved about cooling gear in video testimonials. Highlights included TNL’s live “on the road” show, Julia’s talk “How to Stay Cool - The Effects of Heat,” and keynotes from Ed Taylor, Joe Barney, Mitch Allen, Lee Andrews, and Steve & Debra Gillham.

Julia Kracke joined Season 5 Episode 28 of The Tuesday Night LIVE Show to talk about the hidden dangers of heat for Christmas performers. She shared ThermApparel’s Christmas Performer Cooling Plan, warning signs of heat exhaustion, and how ThermApparel cooling vests and accessories help keep performers safe on stage.

ThermApparel joined theatre professionals from across the country at USITT 2025 in Columbus, OH! Watch as Julia shares our innovative cooling vest technology with over 1,000 attendees, helping actors, riggers, and crew discover new ways to stay cool under pressure—on stage, backstage, and beyond.

Full Santa suits, Elf outfits, and Mrs. Claus ensembles look magical—but inside, temperatures can soar past 95°F! Our Ultimate Christmas Performer Cooling Guide shows you how to beat the heat with ThermApparel’s UltraCool and UnderCool 3 vests, so you can stay comfortable, makeup-perfect, and full of holiday cheer all season long.

Not using your ThermApparel Cooling Vest during winter? Whether you’re storing it away or using it year-round for activities like snow shoveling or winter workouts, we’ve got easy tips to keep your cooling packs and vest in top shape. Learn the best way to freeze, clean, and care for your gear to ensure long-lasting freshness and performance—and how to get your vest summer-ready again.

Stay cool and camera-ready under the hottest Broadway and Hollywood lights with ThermApparel Cooling Vests. Using advanced PCM technology, these lightweight, silent vests provide consistent cooling without condensation, perfect for actors, stunt performers, and costume wearers. Whether you need maximum cooling for elaborate costumes or discreet relief under a corset, ThermApparel has you covered with UltraCool, RallyWrap, UnderCool 3, and more. Discover how these vests keep you comfortable, focused, and makeup-intact for hours.

Five cooling packs, five unique superpowers. Why so many? Because PCM technology outperforms ice—and each pack is built for a different cooling mission. Find out which one fits your needs.

Beat the summer heat at the Sterling Renaissance Festival with ThermApparel cooling vests! See how the UnderCool 3 and UltraCool, paired with ExtendedCool Cooling Packs, delivered hours of dry cooling comfort in 95° weather — stay cool, dry, and energized all day.