The light duty flame resistant glove insert is designed to be worn either alone or under a mitten or glove shell.
The cold weather glove inserts are intended to be worn for added warmth with glove shells for cold weather.
Improved Glove Inserts are worn alone, or worn under the Light Duty Glove.
The lightweight cold weather glove inserts are to be worn for added warmth with the intermediate cold/wet glove shells.
The Light Duty Glove Insert is a product improvement replacing the Improved Glove Insert.The intent is to eliminate the melt/drip hazard, which could occur with the old polyester/lycra insert, by changing to a cotton/lycra insert.