HEAD Velocity MLT 200M Tennis Strings Reel , Yellow . High Quality Tennis Balls the Extreme 145 is built

the Extreme 145 is built with a reinforced composite construction

Crystal Core Technology: HEAD’s proprietary multi-stage heat manufacturing process

meaning it is ready for action the second it arrives

flexible Premium Graphite construction on the face rather than rigid high-count carbon weaves

Weight: ~270 grams (Size 37

HEAD Velocity MLT 200M Tennis Strings Reel , Yellow . High Quality Tennis Balls the Extreme 145 is builtThe HEAD Velocity MLT 200M Tennis String Reel (Yellow) combines plush multifilament comfort with controlled response and an eye catching, high visibility cosmetic. HEAD Velocity MLT ("MLT" for multifilament) is built using a core of 1,000 flexible microfilaments wrapped in an outer layer bonded with polyurethane (PU) resin. While traditional nylon strings can feel overly soft or springy, Velocity MLT is engineered with a low friction outer coating.