Scrambling rock faces, rambling hillsides or kayaking white water, US National Parks have it all. Eager to test your mettle? Merrell has the gear to do it in...

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His: Merrell Carbon Jacket, £160 Hers: Merrell Siren Jacket, £150: US National Park terrains are many and varied, as is the weather, so you’ll need the lightest and most waterproof-breathable protection especially when tackling some of the more demanding trails. Merrell has engineered just the jackets – both made with Gore-Tex® Paclite® fabric and waterproof zips.

His: Merrell Chameleon3 Ventilator Gore-Tex Shoe, £110. Hers: Merrell Chameleon Arc Wind Gore-Tex Shoe, £110: Sore feet and blisters are not what you came to the US National Parks to experience – while the Chameleon Arc Wind shoe comes packed with comfort technologies including QForm® (to provide women-specific stride cushioning), the men’s version is equal to the test, with Gore-Tex® performance lining, In-Board™ compression-molded foot frames and Nylon insoles to absorb impact, not water.

Olympus TOUGH-8010, £399.99: Waterproof to 10m, shockproof to 2m and resistant to temperatures as low as -10°C, cameras don’t come much tougher than this. It’s nifty too, as its’ TAP control feature allows you to scroll selected functions with your fingertips, a 14-megapixel CCD sensor and dual image stabilisation system ensure you don’t waste those rare photo opportunities and with 2GB of internal memory you’ll never be without space for your photos and HD movies.

Garmin Dakota 20, £289.99: Garmin Dakota™ 20 is a palmsized touchscreen navigator that’s smart, simple to use and built to endure all weather conditions. With high-sensitivity GPSreceiver, worldwide basemap, three-axis compass, barometricaltimeter and unit-to-unit wireless data sharing, trust Dakota to make your navigation on or off the beaten track a touch easier.

His: Merrell Chameleon Sock, £9. Hers: Merrell Chameleon Arc Sock, £9: Merrell’s innovative sock range has been developed in line with its revolutionary footwear. This pair of cushioned and ventilated socks with reinforcements on all the pressure points (heel, toe and underfoot) are a must-have for any outdoor experience. Made with new wool and Duraline™, Merrell’s stylish socks are as breathable as they are durable.

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