Crampons themselves are not necessarily waterproof because they
Crampons are not water-resistant as they are metal traction force devices designed to be able to attach to the footwear. However, the **materials they will be manufactured from (usually stainless steel or aluminum) are highly immune to water, ice, plus corrosion**, which assures durability in rainy or snowy situations.
The **harness** of which attaches the agrafe to your shoe or boot, typically manufactured from elastomer or even nylon, is usually **water-resistant** although not fully waterproof. These elements can handle wet and icy problems but are not really supposed to keep normal water out.
For watertight protection, it's essential that the **hiking footwear or shoes** happen to be waterproof. Most attaches are created to be used together with sturdy, waterproof hiking boots to take care of feet dry and comfy within snow or wintry conditions. Brands such as **GORE-TEX** boots are popular for their waterproofing and breathability, which often is key when you use crampons in rainy environments.
In quick, crampons will resist water and environments, but also for full water proof, your boots will be the critical factor.