The Star Sports The Polaris 1000 SB394 Size 4 is a high-performance soccer ball officially certified by the Korea Football Association (KFA). This ball features Star's innovative Hybrid Construction, which combines the seamless precision of thermal bonding with the structural durability of machine sewing. The result is a more consistent spherical shape and superior air retention. Engineered with High Elastic Rubber Foam, it provides an exceptionally soft touch and responsive rebound, making it ideal for heading and powerful kicks even in cold winter conditions. With its high-performance bladder and complete waterproofing, The Polaris 1000 excels on both artificial turf and hard dirt grounds, ensuring consistent performance regardless of weather. As a Size 4 ball, it is the standard specification for elementary school players and elite youth academies.
- KFA Official Certified Match Ball
Meets the rigorous standards of the Korea Football Association, guaranteeing professional-grade quality for competitive youth matches.
- Innovative Hybrid Construction
Combines adhesive panel technology with reinforced sewing for a perfect sphere that outlasts traditional hand-sewn balls.
- High-Elasticity Rubber Foam
Specially formulated foam layer provides a soft, cushioned touch that reduces impact sting while maximizing energy return.
- All-Weather Waterproof Performance
Advanced seam sealing prevents water absorption, maintaining the ball's original weight and flight path even in heavy rain.
- Optimal Winter Performance
The specialized PU material resists hardening in low temperatures, ensuring a consistent feel during winter training.
- Multi-Surface Durability
Engineered to withstand the friction of both artificial turf and hard ground (dirt), making it a versatile choice for any facility.
- Size 4 Junior Standard
The official size for elementary school students and youth development programs (Circumference: 635-660mm).

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