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Waterski Size Chart by Rider Weight
| Rider Weight | Slalom Ski Length | Recommended Use |
|---|---|---|
| Under 100 lbs | 62” – 64” | Kids & light riders |
| 100 – 150 lbs | 65” – 66” | Smaller adults & teens |
| 150 – 180 lbs | 67” | Average adults |
| 180 – 210 lbs | 68” | Larger riders |
| 210+ lbs | 69” – 71” | Heaviest riders |
Waterski Size Chart: Use this slalom ski guide to match rider weight to ski length for easier starts, smoother turns, and course performance. This is a general chart—see each waterski product page for ski-specific size charts.
Performance Slalom Skis: Precision Engineering & Core Tech
When you are looking for a slalom ski without bindings, you are focusing on the soul of the ride. At Wakesports Unlimited, we specialize in Radar waterskis because of their industry-leading core technology and hand-crafted laminates. Whether you are looking for the dampening of an Alloy construction or the explosive response of a PVC Lithium core, our selection of blank skis allows experienced skiers to choose the exact construction that matches their aggressive style or open-water carving needs.
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Upgrading your slalom ski is about more than just a new shape; it’s about the materials that dictate how the ski reacts under load. Modern high-end skis utilize Textreme Carbon and specific bevel designs to ensure the ski tracks true through the wake and finishes the turn with maximum speed. Choosing a blank ski gives you the freedom to pair these advanced shapes with your preferred binding system for a completely custom feel. Have questions about the latest 2026 specs? Call our experts at 858-277-5757.
Slalom Ski Technical FAQ
Q1: Why should I buy a blank slalom ski instead of a package?
Buying a blank slalom ski is the preferred choice for experienced skiers who already have a high-end binding setup or want to pair a specific high-performance ski with a custom boot configuration. It allows for total control over your setup without being limited to the binding options in a pre-bundled package. If you are looking for a complete, pre-assembled setup for convenience, we recommend browsing our Slalom Water Ski Packages.
Q2: What are the different construction levels for Radar slalom skis?
Radar offers five distinct construction tiers to match your performance needs:
- Pro Build: The pinnacle of performance. Features a PVC core and Textreme Carbon for the lightest, most reactive ski on the market.
- Lithium: A competition-level build using a PVC core and spread tow carbon for immediate response and high energy return.
- Graphite: Uses a polyurethane core wrapped in carbon fiber, providing a light and responsive feel at a mid-range price point.
- Alloy: A unique hybrid using a Paulownia wood core and carbon laminates for a fast yet incredibly predictable ride in any water condition.
- ATR: All-Terrain Response. Features a polyurethane core and carbon fiber designed for maximum dampening and comfort in rougher water.
Q3: How do the concave and bevels affect my slalom turns?
The bottom concave determines how much the ski "holds" the water; a deeper concave provides more grip and stability in a turn. The bevels (the edges of the ski) dictate how easily the ski tips over and initiates that turn. Modern Radar skis use variable bevels—sharper in the tail for acceleration and rounder in the tip for a smooth, predictable start to your turn. This combination allows you to maintain high cross-course speed while still having the ability to shut the ski down at the buoy.
Q4: Can I adjust the fin settings on my new slalom ski?
While most high-end slalom skis come with an adjustable fin block, we do not recommend adjusting the fin without the guidance of a professional ski coach or unless you are a competitive tournament skier. The factory settings are meticulously tuned and are perfect for 99% of skiers on the water. If you do need to verify your settings, you can use the NFC chip on the front of your Radar ski to see the recommended factory specs on your phone.
Q5: How do I know if I should choose the Senates or the Vapors?
It comes down to surface area and boat speed. The Radar Senates are 0.2" wider than the Vapors, making them more stable and efficient at intermediate speeds (28-34mph). The Radar Vapors are narrower, high-performance machines built specifically for the tight turns and high speeds (34-36mph) of a slalom course. If you want more forgiveness in open water, go with the Senates; if you are chasing buoys, the Vapors are your choice. See our 2026 Radar Ski Guide for more.
