HEAD Velocity MLT 200M Tennis Strings Reel , Yellow . High Quality Tennis Balls Crystal Core Technology: HEAD’s proprietary

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

Weight: ~270 grams (Size 37

the Extreme 145 is built with a reinforced composite construction

Weight: 84g +/- 2g (4U-G2)

Defending hard smashes or engaging in fast mid-court driving rallies feels smooth

HEAD Velocity MLT 200M Tennis Strings Reel , Yellow . High Quality Tennis Balls Crystal Core Technology: HEAD’s proprietaryThe 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.