Pearl Izumi Merino Thermal Sock Size:XL Aqualite or Aquacell bracket mounts

Aqualite or Aquacell bracket mounts between aerobars

credit cards and cash safe in a rear entry back panel pocket

We knit all our socks at our VT-based Mills - we can't imagine it any other way

YKK® zippered back vents

Fits calf sizes 16 to 21 inches

Pearl Izumi Merino Thermal Sock Size:XL Aqualite or Aquacell bracket mountsWe get it. Most Merino socks start great and go threadbare before the season is out. Ours benefit from a blend with recycled polyester that makes these socks durable as a steel frame. They are also fluffy slipper warm thanks to being twice as thick as our other socks. The toe features a flat seam for comfort in snug cycling shoes. FEATURES Transfer Merino fabric combines wool and recycled polyester for sustainable technical performance 18. 5 micron