Here's what other sites are saying:
The REI Polartec(R) Power Stretch(R) Grip gloves are great worn alone or layered under a shell glove. Polartec Power Stretch features a moisture-wicking velour fleece inner face and a smooth outer face that sheds light rain and wind. Silicone grid grip on the palm, thumb, index finger and middle finger delivers a secure hold. Special buy.