Many waterproof trousers also offer the advantages of being very light and having a small pack size. The Montane Minimus Pants are the world's lightest and most breathable waterproof mountain pants, designed for trail running and fast-paced mountain activities.

If a water repellent pair of trousers that can be worn independently is more up your street, our range includes those made from synthetics or synthetic/cotton blends, which are ideal for out in the fields, on a shoot, or for hiking. If you want to experience outdoor adventures even in wet conditions, you'll need not only a waterproof jacket, but also waterproof trousers. Whether you are battling the rain, exploring the wilderness, or even on a family camping trip, our men's waterproof trousers and overtrousers feature robust waterproof coatings to repel water and keep you comfortable and dry - whatever the elements may throw at you.

The Mac in a Sac Full Zip Overtrouser equips you for a life on the go, giving you the freedom to enjoy every adventure no matter the weather. If any of our clothing or equipment fails we promise to help make it right with a repair or replacement, find out more here.

These zips can vary between just a simple ankle zip, to almost full length 2-way zips that can be opened from the top for ventilation when you need it. The Mac In A Sac Children's Origin Overtrousers are the ideal waterproof trousers for your little explorer!Marmot has grown quite a bit since our humble beginnings in 1974, but one thing has never changed; our commitment to design the highest quality performance products. My current pair of waterproof trousers only have short zips, they won't go over winter boots (barely get over summer boots) and are pretty trashed. Made from breathable fabric to stop you overheating, the Full Zip Overtrouser includes a reinforced seat, reflective detailing and adjustable Velcro straps, perfect for those weekend cycling adventures or the daily commute. Whatever the occasion, these overtrousers and waterproof pants will channel rain away from your body, keeping you dry in a downpour and providing reliable wind protection, too.

Hardshell trousers are designed for winter use and feature both a warm lining and integrated gaiters. Whether you are cycling to work, going to a festival or on a weeklong trek these over trousers will pack down into their own carry bag and clip anywhere you need to keep them close to hand for when the weather turns. It can get pretty hot during the day in the Alps and wearing waterproffs in the midday sun is pretty sweaty at times! Some waterproof trousers will pack away into a stuff sack no bigger than an apple, while others aren't designed to be packed down at all. They come with articulated knees for freedom of movement in those more demanding moments, and a clever pull-forward elasticated velcro strap to secure them around the waist.

As with any other trousers, you should have enough space to move comfortably without having too much excess that could cause issues. This allows them to have less bulk around the waist, making them more comfortable for wearing with harnesses and hip belts and also ensures better coverage when reaching high on a climb. These don't have a particularly durable face fabric and may never even leave a pack to be worn, but can often be a kit requirement in adventure/ultra races and they must be able to offer a degree of protection should the participant come into difficulty.