OS1st PB4 Pickleball Crew Socks Socks White : Perform under pressure with the OS1st PB4 Pickleball Crew Socks! The official sock of the PPA Tour, Major League Pickleball and Life Time® Pickleball, these socks keep you comfortable on the court. Enjoy impact protection and blister prevention from the nano-bamboo charcoal cushion in high-friction areas and OS1st's cooling technology. The arch band provides added support and prevents sheering force during quick movement. High impact protection