Head Speed Pro Tennis Racket - Demo

2026

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SKU: 232006-Demo

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€249.90 MSRP €310.00

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How to Choose the Right String for Your Racket

Strings are one of the most important components of a tennis racket, as they directly affect power, control, spin, and feel.

A string bed that has lost its tension has also lost its elasticity and can increase the risk of injury.

To choose the right string, you should mainly consider three factors:

The material of the string
The gauge (thickness)
The string tension

String Material

Tennis strings are divided into three main categories based on their material.

- Natural Gut

Natural gut strings offer exceptional feel, elasticity, and excellent tension maintenance. They are also a great option for players with arm or joint issues. Today, many ATP and WTA players use them in hybrid setups combined with polyester strings.

However, they are more expensive and sensitive to extreme conditions such as high humidity or temperature.

- Synthetic Gut

Synthetic strings are the most popular choice in tennis and cover the needs of most players.

There are several types:

- Polyester / Co-polyester

The #1 choice among pro tour players.

They offer high levels of control, excellent durability, and strong spin potential. Polyester strings allow players to maintain precise control over their shots while generating heavy spin that significantly affects ball trajectory and angles during rallies.

Due to their stiffness, they are not recommended for beginners or players with arm issues (e.g. tennis elbow).

- Nylon

A balanced option between power, control, and durability. Affordable and suitable for most players.

- Multifilament

Provide excellent feel and greater comfort, as they absorb more vibration. A great choice if you want a softer playing experience. One of the best options for players with tennis elbow.

- Textured / Shaped Strings

Feature a special surface that increases friction with the ball, helping generate more spin on your shots.

- Hybrid Strings

A hybrid setup means using two different types of strings in the same racket.

In a racket, there are:

The main strings (vertical)
The cross strings (horizontal)

In a hybrid setup, you use one type of string for the mains and a different one for the crosses, combining different characteristics.

For example:

Polyester strings in the mains for more control and spin
Multifilament strings in the crosses for more comfort

This way you can improve:

Feel
Durability
Control or spin

*Keep in mind that the main strings have a greater impact on the overall feel of the string bed.

String Gauge (Thickness)

String gauge affects feel, spin, and durability.

Thinner Strings:

Better feel
More spin potential
More power
Break more easily

Thicker Strings:

More durable
Last longer
Less feel

The most common gauge for most players is 1.25 mm.

String Tension

The tension at which your racket is strung affects both power and control.

Lower Tension:

More power
More comfort and arm-friendliness

Higher Tension:

More control
More consistent response

It’s recommended to string your racket within the tension range suggested by the manufacturer, which is usually printed on the frame.

You can start in the middle of that range and adjust up or down by 1–2 kg until you find what suits your game best.

Description

The HEAD Speed Pro 2026 delivers elite control, precise power and rock-solid stability for advanced tournament players who swing fast and demand confidence in every situation. Designed as a true all-rounder for high-level competition, it combines a 310 g unstrung weight with an 18×20 string pattern to offer exceptional directional control and accuracy. Endorsed by Jannik Sinner, this racket allows aggressive baseliners to dictate play with clean ball striking and reliable depth. The introduction of Hy-Bor material in the shaft enhances perceived stability and creates a signature solid impact feel. Auxetic 2.0 technology improves ball connection, while the updated metallic design with a matte finish gives a modern twist to the iconic SPEED look.

Racket Features

More Information
Player	Novak Djokovic
Player's level	Experts (men), Advanced (men)
Head size (sq.in)	100 sq.in
String pattern	18 x 20
Weight (gr)	310 gr
Width	23mm / 23mm / 23mm
Stiffness	61
Length	27in / 68.5 cm
Balance (cm)	31 cm
Composition	Auxetic 2 / Graphene Inside / Boron / Graphite
Cover	Not included
Strung	No

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TECHNOLOGIES

Hy-Bor Technology – Enhances perceived stability and delivers a solid, controlled impact feel
Auxetic 2.0 Technology – Provides a more connected and responsive feel to the ball
18×20 String Pattern – Maximizes control and precision for fast, full swings
Directional Drilling – Optimizes string alignment for improved control and consistency
Power Grommets – Allow greater string movement for added power and touch

More Information
Player	Novak Djokovic
Player's level	Experts (men), Advanced (men)
Head size (sq.in)	100 sq.in
String pattern	18 x 20
Weight (gr)	310 gr
Width	23mm / 23mm / 23mm
Stiffness	61
Length	27in / 68.5 cm
Balance (cm)	31 cm
Composition	Auxetic 2 / Graphene Inside / Boron / Graphite
Cover	Not included
Strung	No

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Head Speed Pro Tennis Racket - Demo

SKU: 232006-Demo

How to Choose the Right Tennis Racket Grip Size

Tennis Racket Grip Sizes

What if I am between two sizes?

How to Check if the Grip Size is Correct

How to Choose the Right String for Your Racket

String Material

- Natural Gut