Summer runs on sandals — and the season’s footwear failures (the blister walk, the broken strap, the flip-flop at the wrong dinner) are portfolio gaps, not bad luck. The four-sandal system: every summer occasion benched, walkability rated, quality told by straps and soles.

The Four-Sandal System

The bench: the flat leather everyday (the walk-everywhere workhorse — the portfolio’s investment slot), the sporty-comfort tier (the contoured-footbed walker for the big-mileage days), the evening sandal (the block heel or elegant flat for the season’s dinners), and the water-rated casual (pool, beach, boardwalk — the one that shrugs at wet). Four slots; the flip-flop covers only the fourth.

The Walkability Ratings

The honest mileage math: the footbed test (cushion and contour versus the flat leather slab — beautiful sandals with zero-support footbeds are two-hour shoes, and knowing the number prevents the blister ambush), the strap-position blister map (the between-toe post and the heel strap are the break-in zones), and the new-sandal short-trip protocol (the first wear is an errand, never a day trip).

The Quality Tells

Reading sandal construction: the strap attachment (stitched-through beats glued — the mid-summer strap failure is always glue letting go), the sole material (rubber-injected or stitched leather over the hollow plastic that wears through by August), and the lining check (raw-edge straps at the price tier where edges should be finished predict the dye-transfer ankle stripe).

The Season Care

Sandal keeping: the rotation rule (alternating pairs dries the footbeds — summer feet are honest), the footbed wipe-down routine (the visible footprint is optional), and the end-of-season triage (resole the worthy, retire the worn-through, store clean). The portfolio amortizes over summers; the care is what lets it.

Four slots, footbeds rated, straps stitched not glued. Summer’s shoe failures were always portfolio gaps — benched properly, the season walks easy.