The perfect solution for those who want extra cushion with our unique blend of Merino wool and synthetic fibers for all-weather comfort. Plus, our patented Targeted Compression to provide superior comfort and support where it’s needed most.• Patented Sock-Lock Technology to provide targeted compression where it’s needed most.• Anatomical design enhances fit, delivering maximum comfort and protection by eliminating blisters.• High density cushioning provides extra protection in high impact areas.• Merino insulates when wet—keeping your feet warm in wet, cool conditions.• The Perfect Toe® (No irritating toe seam.)• 3" Quarter length offers the perfect amount ankle protection from rocks, dirt, and mud.