Some of their waterproofness, they found, came from wax.

In horology, the waterproofness of a watch is defined by its resistance under pressure.

In terms of waterproofness and breathability this is very functional gear.

It lies flat on the upper surface of the binoculars (for waterproofness, says the company).

Waterproof guide - definition of waterproofness and quantitative measure.

At present, boots with a Gore-Text bootie tend to cost about £20 more and have a one-year guarantee of waterproofness.

It utilizes polyester and polyurethane laminates to achieve some level of breathability and waterproofness.

Catenary floor provides a tight pitch and minimizes weight; seam-taped bathtub floor maintains waterproofness.

Starting in 2012 and 2013, some manufacturers of down products devised a way to give their down the properties of waterproofness and enhanced fill-power.

Due to its electrical equipments, the Yagai-suigu I Modified has poor waterproofness and must be used indoors when it rains.

Most marine canvas materials offer UV and UVB resistance, and, to some extent, water resistance or waterproofness.

The level of breathability and waterproofness was assessed by the wetness of the underclothing and the jacket lining in relation to the conditions and the amount of exertion.

Since stitching makes tiny holes in a fabric seams are often sealed or taped to block these holes and maintain waterproofness, though in practice a carefully sewn seam can be waterproof.