• Online:
  • URL for this product:
  • From the U.S. and CanadaCall 1-800-426-4840
  • Mon. through Sun., 4 a.m. through 11 p.m. PT.
  • InternationalCall 1-253-891-2500
  • Mon. through Sun., 4 a.m. through 11 p.m. PT. English language only.

Wonder Warmers Medium Hand Warmers - Package of 2

This item is currently sold out or unavailable online.

Or, may we suggest shopping for similar items:

Shop more First AidShop more Wonder Warmers

This page is provided for reference to historical product information.

Reusable Wonder Warmers medium hand warmers add comfort to your cold-weather adventures. They're great for skiing, hiking, climbing and other outdoor activities.

  • To activate, simply flex the little metal disk inside the heat pack; crystals will begin to form inside the pack as it heats up to 130°F
  • Heat pack will stay warm for approximately 30 - 40 mins.; time depends on insulation and outside temperatures
  • Heat packs can be reused more than 100 times
  • To recharge, wrap the pack in a cloth and boil it in a pot of water until all crystals have melted; store the heat pack with contents in a liquid state until ready to use
  • Wonder Warmers medium hand warmers are nontoxic; PVC pouches are filled with a nontoxic water and salt mixture and contain a small steel disk
  • Medium hand warmers measure 4.3 x 3 in. each; package of 2
  • *Offer not valid for sale-price items ending in $._3 or $._9


Item 808059


This item's hot - and it's only available online.

Save 10% when you buy 10 or more at full price!*

REI Membership

Wonder Warmers Medium Hand Warmers - Package of 2 Specs
Best use
(Each) 4.3 x 3 inches

Wonder Warmers Medium Hand Warmers - Package of 2

Loading Ratings & Reviews...

Ask a question and have it answered by REI product experts and fellow outdoor enthusiasts. Need immediate assistance? Use Live Help.

Loading Questions & Answers...

How are we doing? Give us feedback on this page.

FREE SHIPPING With $50 minimum purchase

MEMBERS, EARN A $20 BONUS CARD! When you spend $100 April 14-29. Single-use bonus card redeemable May 2-12. Details
  • Join REI today!
  • REI Membership
  • REI member benefits include an annual refund (typically 10% on eligible purchases).
  • Join REI today!
  • Sign up for REI Gearmail®
  • and get 15% off selected items!
  • Store Locator
  • Locate an REI store near you.
  • Find a Store
© 2014 Recreational Equipment, Inc. All rights reserved. REI, the REI Tree and Mountain design, Novara, and
REI Adventures are trademarks of Recreational Equipment, Inc.

Find REI on: FacebookTwitterYouTubeFlickrMobile site