With stretch inserts to hold the garment in place and a double-layer construction with plush interior, the Tech Neck Warmer integrates stretch and moisture-wicking materials for excellent comfort and freedom of movement.TECHNICAL DATA SHEET.- : Stretch insert on the nose to help hold the neck warmer in place- Strategically placed air holes to facilitate breathing- Ideal neck cover to protect against wind- Double layer of single-layer fleece insulation- Moisture dispersion for improved comfort- Elasticized for a snug fit to provide maximum freedom of movement- Embroidered Alpinestars logo on front