Kastaplast K4 Glow Sten - Floating Warm-Up and Catch Disc

The Kastaplast K4 Glow Sten is a fun, versatile disc designed for warm-ups, casual throwing and relaxed play, now with glow performance for low-light and night sessions. Soft, grippy and lightweight, Sten is easy to throw and catch, making it perfect for players of all ages and skill levels.

Type & Recommended Use
Sten is a warm-up and catch disc rather than a competition disc. It is ideal for pre-round throwing, casual catch, beach play and introducing new players to disc golf, especially near water thanks to its floating design.

Flight Characteristics

• Speed 2 - Very slow speed for easy, controlled throws
• Glide 6 - Exceptional glide for smooth, effortless carry
• Turn 0 - Stable and predictable flight at low power
• Fade 1 - Gentle, friendly finish

Neutral. Designed for smooth, forgiving flights that stay easy to control rather than competitive distance.

Material & Feel - K4 Glow Plastic
K4 Glow is Kastaplast’s innovative hybrid plastic that blends traits from base and premium materials. It has a soft, gummy feel with excellent grip, floats in water and features glow-in-the-dark performance, making it perfect for casual play in all conditions, day or night.

Player Skill Level

• Beginners: Perfect introduction to disc golf with easy, forgiving flights
• Intermediate: Ideal warm-up, catch and casual glow disc
• Advanced: Great for loosening up before rounds and relaxed night play

Pro Insight
Many players use the Sten as part of their pre-round routine, valuing its soft feel, high glide and stress-free throwing experience.

Fun Fact
“Sten” means stone in Swedish, yet this disc is soft, lightweight and floats on water, a playful contrast to its name.

Perfect for players looking for a floating, glow-ready disc that adds fun, confidence and versatility to any disc golf session.

Specifications
Approved Date: Jun 23, 2025
Max Weight: 175.1gr
Diameter: 21.1cm
Height: 1.8cm
Rim Depth: 1.3cm
Rim Thickness: 0.9cm
Inside Rim Diameter: 19.4cm
Rim Depth / Diameter Ratio: 6.2%
Rim Configuration: 83.75
Flexibility: 7.27kg