Smartwool Men’s PhD Cycle Ultra Light Mini Socks Review AmazingSeal April 22, 2019 April 22, 2019 No Comments on Smartwool Men’s PhD Cycle Ultra Light Mini Socks Review 43% Merino Wool, 52% Nylon, 5% Elastane Made in USA 2″ high 4″ wide Virtually Seamless toe 200 needle construction provides highest knit density while maintaining ultra light weight Sock Height: Mini Style: SW001107 Machine Wash Warm Gentle Cycle. Do Not Bleach. Tumble Dry Low. Do Not Iron. Do Not Dry Clean. Show more