Like fireworks on the Fourth, there’s nothing more American than classic blues. And nowadays no one does denim better than the City of Angels. “L.A. is a haven for jeans with its beauty aesthetic and rock ‘n roll vibe,” says Marianne McDonald, designer of McGuire, one of the five new produced produced there. Read on to learn about and shop the hottest denim brands.

The Cool Collab (above, left): McGuire teamed up with J.Crew to create a capsule of vintage-inspired styles, like these tab-front skinnies. ($228; available in July at jcrew.com.)

The Homegrown Pair (above, center): Kickstarter-funded label Bluer’s stone-washed fabric is domestically sourced. Each L.A.-made piece uses Georgia cotton. ($148, bluerdenim.com.)

The Cult Celeb Fave (above, right): Heidi Klum and Sienna Miller are among those who slip into Frame’s stretchy trousers. The latest hit? Railroad stripes! ($269; shopbop.com.)

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The Resistant to Wear and Tear Pair (above, left): Designer Matt Baldwin of Baldwin uses sturdy 10.5-ounce denim to enhance durability. “A lot of brand use around 8 ounces,” he says. ($185; baldwindenim.com.)

A Pair That’s Built to Flatter (above, right): With a contoured waistband, strategically placed back pockets, and a slightly higher rise, these Parker Smith straight legs complement fuller figures. ($168; parkersmith.com)

Want more denim? Browse through 23 ways to style a denim jacket.