Usage:
Squeeze the liquid bag like the instant cold pack. It can last approximately 30 minutes and reach a high temperature of 55 degrees.
Feature:
1. Instant hot pack heat on it’s own after activated.
2. Convenient and portable.
Weight (g) | Size (cm) | Material |
100 | 11.5*17 | PE |
170 | 20*15.5 | PE |