Best in 7 days
Pay in installments of $39.37 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 16 - Jun 21
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
CORE 2 Thermal Sensor for Endurance Heat Training & PacingCORE 2 Thermal Sensor is a wearable body temperature sensor for runners, cyclists, triathletes, coaches, and performance practitioners who want live thermal data during training, racing, and heat acclimation work. Use CORE 2 to monitor temperature trends, guide pacing decisions in hotter conditions, and add objective data to structured heat training protocols. The sensor connects with compatible watches, bike computers, and apps through Bluetooth and
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
Discover Niche Categories That Outsell
Top-Converting Item to Boost Your Average Order
Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.4 ★★★★★
Based on 2049 reviews
Sort
Product Reviews
★★★★★ 5
MY SON'S PROM 2026
Color: Black 02, Size: Large, Color: Black 02, Size: Large
Great suit for my son's prom
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 23, 2026
★★★★★ 3
Runs large for a slim fit
Color: Black 02, Size: Large
I followed the size guide and ended up with an item that was to large in all areas. It did not fit like a slim fit. The fabric is odd and does not feel great against the skin. I love the design. I really wish it would have worked.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
★★★★★ 5
Prom 2026
Color: Blue 02, Size: Medium, Color: Blue 02, Size: Medium
Perfect fit true to size
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 29, 2026
★★★★★ 4
Not true to size but great quality.
Color: Black 02, Size: Medium
I bought a medium for my son who normally wears medium. It was extremely big. The quality and arm length was good.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 5, 2026
★★★★★ 5
Nice suite
Color: Black&red, Size: Small, Color: Black&red, Size: Small
Delivery was on time. Suit fit perfect I bought it for my son 8th grade dance. It was worth the money and quality was good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
