IP68 Waterproof IP68 Waterproof - Cable glands come with gaskets for the bulkhead mounting. It makes the seal against the inside of the surface you're installing them on. thus they are waterproof.	Special Design with Washer Special design of the clamping die and rubber part, wide clamping range, strong stretching resistance, cause no damage to cables or devices. Washer leads to better water resistance.	Wide Application Ideal for Outdoor Use: Each gland is complete with locknut, washer and rubber waterproofing ring to protect against water jets and dust from all directions. Applied to cable fixing, waterproof design, etc.