How to choose hiking sandals: fit, straps, and grip

The right hiking sandal can handle creek crossings, canyon floors, and warm-weather trails with a comfort that a boot never will. The wrong one will have you sidelined by blisters, twisted ankles, or soles that skate on wet rock.

Closed-toe vs open-toe: pick your protection level

Open-toe sandals are lighter, cooler, and dry faster. They work well on smooth desert slickrock, groomed paths, and campsite approaches where the trail is wide and forgiving. The trade-off is exposure: roots, rocks, and trail debris hit your toes directly.

Closed-toe sandals like the KEEN Newport H2 add a rubber or webbing toe bumper that deflects the impact. They run 20–50 g heavier per pair but protect the toes enough that many hikers wear them as a full trail shoe alternative in moderate terrain. If your route involves scrambling, overgrown trail, or technical footing, closed-toe is the safer default.

Strap system and adjustability

A sandal that fits your foot in the store can become a blister machine on a descent if the heel lifts or the straps shift. Look for three independent adjustment points: a heel strap, an instep strap, and a toe strap or toe post. Each one lets you fine-tune a different axis of fit.

Ratchet buckles (a toothed ladder system) hold adjustment under load better than simple friction buckles. Hook-and-loop (velcro) closures are fast but pack sand and lose grip over time. For longer trips, ratchet or ladder-lock webbing lasts longer and stays where you set it.

Footbed support and arch

Most hiking sandals ship with a molded EVA or polyurethane footbed that offers light cushioning but minimal arch support. If you have high arches or pronate, that stock footbed will leave your feet aching by mile five.

The footbed is the most overlooked spec on a hiking sandal, and it is the first thing high-arch hikers should upgrade.

Some manufacturers build in a contoured arch ridge (Teva's arch-relief construction and the LUVSEAT platform on the Chaco Z/2 Classic are well-known examples). If neither is a match for your foot shape, aftermarket footbeds sized to trim-and-fit sandals work well and cost $30–$50. The key dimensions: heel cup depth (deeper stabilizes the rearfoot) and arch height (match to your measured arch type, not just "high" or "low").

Outsole lugs and grip

The outsole is where a hiking sandal earns its name. A flat rubber sole adequate for pavement offers almost no bite on wet granite, loose gravel, or muddy switchbacks. Lug depth of 4 mm or more and a soft rubber compound (Vibram Megagrip and similar compounds stay tacky on wet surfaces) are the two specs that separate trail sandals from resort sandals.

Lug pattern matters too: multi-directional lugs handle lateral scrambling; linear directional lugs excel on straight-line climbing. If most of your hiking is on smooth rock (desert canyon hiking, for example), prioritize rubber softness and surface contact area over deep lugs. On loose dirt and roots, deeper lugs shed debris and grip better.

Quick-dry for water crossings

If your route involves fords, canyon wading, or tidal zones, sandal material choices determine how miserable the next two miles feel. Nylon webbing, the standard on a sandal like the Teva Hurricane XLT2, dries in 30–60 minutes in warm air. Leather webbing dries slowly (several hours), stretches when wet, and can develop odor unless treated. Polyester webbing sits between the two.

Foam footbeds absorb water and hold it. Closed-cell foam and rubber footbeds drain and dry faster. If water crossings are frequent, look for drainage ports (small holes in the footbed or midsole) that let water escape rather than pool underfoot. Cork footbeds are comfortable but absorb water heavily and are better suited to dry conditions.

Sizing and when sandals suit the terrain

Sandals run differently than trail shoes. Most fit true to size, but the strap system can compensate for a half-size in either direction. If you are between sizes, go up a half size and tighten the straps to compensate rather than going down and running out of strap adjustment.

Sandals suit these conditions well: warm-weather day hikes on maintained trails, canyon hikes with water crossings, high-mileage camp walks, and travel days. They are not the right tool for trails with loose talus (no lateral ankle support), cold and wet conditions (hypothermia risk at stream crossings in cold air), or off-trail scrambling where a stiff midsole is essential for edge control.

For a majority of warm-weather hikers, a pair of well-fitted trail sandals covers the last 40–50% of their hiking days, and that is worth a careful fit session.

Frequently asked questions

For specific picks, see our guide to the best hiking sandals. Browse all hike guides or read how we research and rate gear.