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Standard tennis rackets range from a length of 27 inches (suitable for adults) down to 19-26 inches for juniors. The head size typically spans 85-110 square inches, with mid-plus (95-105 sq in) being the favored choice among intermediate players.

Common types include Nylon (Synthetic Gut) - Cost-effective and long-lasting, making it an excellent choice for beginners. Polyester - Firm and preferred by advanced players for enhanced control. Multifilament - Soft and comfortable on the arm. For beginners, synthetic gut is highly recommended due to its optimal mix of power and control.

Regular Duty - Optimal for clay and indoor courts, featuring softer felt. Extra Duty - Crafted for hard courts, providing more robust felt for enhanced durability. Pressureless - Exceptionally durable, making them perfect for practice sessions.

Professional balls (e.g., US Open, Penn ATP) undergo stringent quality control, offering consistent bounce and superior felt. While amateur balls are more budget-friendly, they may not last as long.

MOI refers to a racket's resistance against twisting upon impact with the ball. A higher MOI indicates greater stability and power, making it ideal for beginners; advanced players might prefer a lower MOI for enhanced control.