STEEP SKIBOOK is currently selling well, and is running a "2025-2026 New Model Boots Impressions" project. In conjunction with this project, we would like to introduce some more boot impressions. The tester is Shinji Saiki, principal of the school at Maiko Snow Resort. He was an alpine skier during his student days, and now serves as principal of the ski school while also competing in freeride competitions, making him the perfect person to do this.
How to interpret the impressions
: The test was conducted on April 11, 2025, at Nozawa Onsen Ski Resort. The weather was cloudy, the temperature was around 10°C, and the snow was crumbly, typical of spring. At most, two runs were performed with the boots. The runs were performed on the same slope for comparison.
Remember that the values on the chart are Shinji Saiki's subjective judgment. They are not recommended by the manufacturer (5 = best, 1 = not suitable). The same goes for items such as hardness and weight (5 = hard/heavy, 1 = soft/light).
Review of the SALOMON S/PRO SUPRA DUAL BOA® 120GW

Flex: 120
Last: 100mm
Weight: 1870g (26.5cm, 1/2 pair)
Size: 24-28.5cm
\132,000
The effect of the BOA upper is obvious,
and you can fine-tune it to suit the conditions of the day.
"I've worn shoes with BOA in the lower shell before, but this was the first time I'd worn shoes with BOA in the upper. What really impressed me was the effect of the BOA in the upper. It feels much stronger than shoes with just the lower shell
First of all, it feels like the shoe tightens evenly. The upper part of the foot and the shin area feel more wrapped up, so it feels like the shoe tightens very evenly
And, after I started skiing, I realized that the flex can be fine-tuned by adjusting the tightness of the upper shell. With buckle-type boots, if you loosen the buckle, extra space opens up inside the boot, allowing for some movement, but with the BOA-type boots, there's no movement; instead, the entire boot loosens, allowing you to ski in a fairly stable state. I got the impression that this allows for fine-tuning of the flex
Another advantage is that you can adjust the tightness depending on your condition each day. For example, I've heard that if you have a hangover and your legs are swollen today, the volume of your calves can change depending on the physical condition of the woman. I really think it would be easy to make fine adjustments in those situations. I think the best thing about it is that you can turn the dial back. What's more, it even displays the target number, 1234, so I think it's very easy to understand
The advantage is that you can make finer adjustments more intuitively than with a buckle. When you actually start skiing, you'll find that the rigidity of the sides and back is a little lacking when it comes to really high-speed or racing situations, but at the normal slope level, you can ski without any worries in most conditions. The flex and response are just right, and there's a comfortable response that allows intermediate and advanced skiers to ski lightly, so I think these boots will be useful in a variety of situations
I don't think this is because it's BOA, but because of the material, but the flex is crisp and clear. Rather than being sticky, I felt like these boots were telling me to skate with this stiffness and in this position
At first, I thought it would take a while to get used to them, but once you've set them up, you can make fine adjustments by turning the dial in the opposite direction, so it's not a problem on the field. You'd think that a buckle would snap into place in a short amount of time, but it often doesn't snap into place and you have to try again and again, so while the third setting was fine yesterday, the second setting is better today. With BOA, you can make fine adjustments depending on the conditions of the day, so I think it's actually easier to use
evaluation


Reviewer

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Shinji Saiki
Number of days skiing per year: Approximately 100 | Height: 172cm, Weight: 72kg | Home slope: Maiko Snow Resort
The now-on-sale "STEEP SKI BOOK 2025" features reviews from 106 people, including professional and amateur skiers!
This impression project was participated in by 106 skiers, from riders receiving support to the general public. Find the skis and boots you've been interested in and explore the sensory aspects that can't be measured by specs alone. We also tracked detailed information about the test riders, such as what gear they usually use, where they ski, and their height, weight, and physique. Reading the impressions with that information in mind should give you a clearer picture. Furthermore, if you're a skier, you can watch the skiing videos on Instagram or YouTube. Gather information from multiple angles and have fun agonizing over the process to choose the best skis and boots



