September sits awkwardly between seasons, and the shopping habits of Outside readers this month prove it. The gear people clicked was split evenly between clinging to summer and prepping for autumn: recovery slides and soft coolers on one side, Gore-Tex hiking boots and insulated sleeping pads on the other. It's a useful snapshot if you're kitting out for a shoulder-season trip and want gear that's already earned its reputation.

For hikers eyeing wet fall trails, two boots dominated. Hoka's Kopec Mid GTX stood out for its feathery weight — around twelve ounces per shoe — with a Cordura upper that moulds to your foot, a stable midsole, Vibram Megagrip lugs for slippery terrain, and a Gore-Tex liner that stayed dry even in winter testing. Testers described it as a boot that encourages moving fast and straying off trail. On the more rugged end, the Danner N45 Mid pairs a sleek, modern-looking upper with old-school toughness, handling multi-day trips with packs over 40 pounds.

Backpackers also gravitated to the Therm-a-Rest NeoAir XLite NXT sleeping pad, a three-season staple that weighs just 13 ounces, packs down to roughly the size of an overstuffed burrito, and carries an R-value of 4.5 — warmth that testers say rivals pads rated at 5 or 6. If your autumn plans involve camping rather than huts, that warmth-to-weight ratio is exactly what you want when nights turn cold.

The summer camp didn't leave quietly. Hoka's Ora Recovery Slide 3s, built with a sugarcane-based dual-density foam, were the post-hike favourite for tired legs. On the water, readers snapped up RTIC's soft-sided cooler — welded, leakproof, buoyant, with two inches of closed-cell foam for chilling — and it arrives with two free 30-ounce tumblers thrown in. For camp kitchens, a Japanese-style nata-blade hybrid with a ten-inch black-oxide steel blade made quick work of kindling prep.

Budget-conscious travellers found a winner too: Adidas's ADI365 Climacool Iconic running tee, at $36, performed like shirts costing twice as much, thanks to airy recycled-polyester fabric that wicks and dries well above its price class. And for anyone hauling gear by truck or raft, Yeti's GoBox — an 11-pound polymer gear box with a gasketed lid, tie-down points and non-slip feet — doubles as a rugged storage bin and camp table.

Why does this matter to holidaymakers? Because shoulder-season trips — think late-September hiking in the Alps or an early-autumn road trip — demand gear that handles both warm afternoons and chilly nights. This list is essentially a reader-vetted shortlist for exactly that kind of trip, spanning footwear, sleep systems, camp kit and clothing, with prices ranging from a $36 tee to investment-piece boots and coolers.