{"product_id":"head-sonic-pro-™-17g-black-tennis-strings","title":"HEAD Sonic Pro ™ 17G Black Tennis Strings","description":"\u003cp\u003eThe \u003cb\u003eHEAD Sonic Pro 17G (1.25 mm) in Black\u003c\/b\u003e is a high-value, arm-friendly co-polyester monofilament designed for intermediate, advanced, and club-level players seeking control, durability, and a forgiving hitting feel. Constructed from a uniquely refined co-polymer polyester with a soft molecular structure, it delivers significantly more pop, ball pocketing, and vibration dampening than standard tour polyesters.\u003c\/p\u003e\n\u003cp\u003eThe \u003cb\u003e17 Gauge (1.25 mm)\u003c\/b\u003e thickness yields higher string elasticity, enhanced touch, and a slightly livelier launch off the string bed compared to the thicker 16G option.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance Profile\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cb\u003eArm Comfort \u0026amp; Vibration Isolation (8.5\/10):\u003c\/b\u003e Superior for a monofilament. Its soft molecular co-polymer construction cushions off-center strikes, reducing harsh shock transferred to the elbow and shoulder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eControl \u0026amp; Predictability (9.0\/10):\u003c\/b\u003e High. Delivers a stable, reliable string bed response that allows hard hitters to swing out fully without spraying the ball long.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePower \u0026amp; Depth (8.0\/10):\u003c\/b\u003e Lively for a co-poly. Provides easier depth and pop on medium-to-full swings compared to traditional dead control strings like Luxilon Alu Power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurability \u0026amp; Notch Resistance (9.0\/10):\u003c\/b\u003e Excellent. The smooth round outer surface resists friction wear and notch formation, ensuring high longevity on the court.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eKey Technologies\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cb\u003eSoft Molecular Co-Polymer Formula:\u003c\/b\u003e Refined polyester formulation engineered to maintain monofilament control while softening the impact profile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSmooth Round Profile:\u003c\/b\u003e Reduces string-on-string friction, allowing the main strings to slide smoothly and snap back for consistent playability and reduced surface wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e17G (1.25 mm) Gauge:\u003c\/b\u003e Provides enhanced tactile responsiveness, better ball pocketing, and extra pop over thicker 16G variants.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eBest Suited For\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cb\u003ePlayers Transitioning to Co-Polyester:\u003c\/b\u003e Intermediate and club players moving from multifilament or synthetic gut who want control and durability without harsh arm feedback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eArm-Conscious Hitters:\u003c\/b\u003e Competitors wanting a \u003cstrong\u003econtrol-oriented\u003c\/strong\u003e polyester that minimizes joint strain during extended hitting sessions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStealth Cosmetic Matching:\u003c\/b\u003e The solid Black finish provides a classic, understated look that pairs cleanly with HEAD Speed, Radical, Extreme, Boom, or Prestige frames.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cb\u003eString Model: \u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003eHEAD Sonic Pro ™.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cb\u003eString Type: \u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003eSoft Co-Polyester Monofilament.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cb\u003eGauge: \u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e17 Gauge \/ 1.25 mm.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cb\u003eProfile \/ Shape: \u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003eSmooth Round.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cb\u003eColor: \u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003eBlack.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cb\u003ePackaging Options: \u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003e40 ft (12.2 m) Single Set \/ 660 ft (200 m) Reel.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cb\u003ePrimary Benefit: \u003c\/b\u003e\u003c\/span\u003e\u003cspan\u003eControl, Arm Comfort, \u0026amp; Durable Pop.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Aadvantage Sports","offers":[{"title":"Default Title","offer_id":55396071637283,"sku":null,"price":14.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/1056\/6691\/files\/HEADSonicPro_17GBlackTennisStrings.jpg?v=1785349996","url":"https:\/\/aadvantagesports.com\/products\/head-sonic-pro-%e2%84%a2-17g-black-tennis-strings","provider":"Aadvantage Sports","version":"1.0","type":"link"}