What Are Golf Balls Made Of? Construction & Compression Explained

What are golf balls made of? Most modern balls combine a synthetic rubber core, one or more mantle layers and an outer cover. The number of layers, cover material and compression influence feel, launch, spin, durability and price. Understanding those parts makes choosing a ball much easier.

Written by Michael Miller — Managing Director of ReUse Golf Balls and a competitive golfer with a handicap of 3.

Last updated: 6/8/2026

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Golf Ball Construction: Two, Three, Four and Five Pieces

Two-piece golf balls

A large core and durable outer cover. Usually designed for speed, distance, durability and value. Examples may include Distance+, Warbird and Velocity.

Three-piece golf balls

A core, mantle layer and cover. This gives designers more freedom to separate long-game speed from short-game feel. Examples may include Supersoft or Q-Star Tour depending on generation.

Four-piece golf balls

Additional layers allow more specialised spin and speed tuning across different clubs. Premium examples vary by model generation.

Five-piece golf balls

TaylorMade is well known for five-layer TP5-family designs, intended to tune performance progressively from driver through wedges.

Cover Materials: Ionomer vs Urethane

Ionomer covers are generally durable, fast and cost-effective. They are common on distance and value balls. Urethane covers are softer and can create more friction on short-game shots, which is why they are common on tour and premium club-player balls.

Urethane is not automatically better for every golfer. A player who prioritises durability and straight distance may prefer ionomer, while a golfer who values wedge control may prefer urethane.

What Golf Ball Compression Really Means

Compression is a measure used to describe how firm or soft a ball behaves under force. Marketed values commonly range from the mid-30s for very soft balls to around 100 for firmer tour designs, although brands do not always publish the number and testing methods can differ.

Approximate compression	Typical feel	Stocked example	Best starting point
~35–40	Very soft	DUO Soft / Supersoft	Slower swings or soft-feel preference
~50–70	Soft to medium	Soft Feel / TruFeel	Broad club-golfer range
~80–100	Medium-firm to firm	Premium tour models	Faster swings or firmer feel preference

How Construction Should Guide Your Buying

Choose by the performance you can use. A beginner may gain more from durability and value than a complex five-layer design. A mid handicapper with a developing short game may notice the urethane cover of Tour Response or Q-Star Tour. A confident player may prefer a full tour model.

For slower swing-speed recommendations, read here.

Frequently Asked Questions

What is inside a golf ball?

Most modern golf balls contain a synthetic rubber core surrounded by one or more mantle layers and an outer cover made from ionomer or urethane.

Is a three-piece golf ball better than a two-piece ball?

Not automatically. Three-piece balls can offer more separation between long-game and short-game performance, while two-piece balls are often durable, fast and affordable.

What compression golf ball should I play?

Use swing speed, preferred feel, launch and strike as a starting point. Compression is helpful, but it should not be used as the only fitting measure.