Single use 7 hour heat pads.
7 hour (handwarmer) heat pads. 8cm x 6cm (single use).
For use with C80 triple layer all-in-one camera and lens cover and C63 Thermal Lens Wrap.
Pads come in sealed packs of two.
Activated when removed from packaging. Squeeze gently as oxygen combines with contents of the pad and warms up.