Dylan Gee 🇬🇧🇳🇿 on Instagram: "3 Wall Exercises with a partner ✅ 1. Alternating shots 2. Two shots each alternating 3. Two smashes each alternating @asicstennis #tenniscoaches #tennistips #tennisdrills #tennisexercises #tennis #tennisfun #tenniswall #tenniswall #tenniscoaching #tennis"