Birkenstock season is here: Up to 45% off select summer styles

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From beach days and barbecues, pool parties and hikes, Birkenstock sandals are perfectly designed for summer.

To help you update your sandal collection, we've rounded up some of the best Birkenstock picks for athleisure this summer, along with some alternative styles. For relaxed summer days, warm summer nights and everything in between.

Below, find a collection of bestsellers to shop from Birkenstock and more.

If you appreciate an icon, the Birkenstock Arizona is for you. The classic buckle sandal hit the shelves in 1973 and the design hasn't changed since. The Arizona is available in leather, suede and vegan fabrics.

In addition to the wide selection of colors, the Arizona is a great seasonal sandal. You can wear them in summer and fall — just wear a pair of socks. Speaking of a multi-season shoe, the Birkenstock Boston also qualifies as a summer shoe. even though it's not a sandal, the comfortable tsokama can be worn all year round.

A twist on the normal buckle design, the Mayari features criss-cross straps with a cork-latex foot contour, lightweight EVA sole, synthetic leather upper and metal pin buckles.

Thong sandals have summer written all over them. Gizeh is another popular style from Birkenstock with a thong front design, adjustable buckle and open back.

If you prefer not to go strapless, Birkenstock also has strappy sandals! Shop other Birkenstock styles at Birkenstock.com and retailers such as Zappos, Urban Outfitters, Nordstrom, QVCand REI. You can also find Birkenstocks at WalmartAmazon and StockX.

Where to Find Cheap Birkenstock Alternatives

It seems like every top has a budget-friendly alternative, although when you're shopping for dupes, the quality may not be exactly likewise the object does not last as long as the real thing.

Where can you find Birkenstock alternatives online? Retailers like Amazon, Walmart and Target are some of the big leagues that offer affordable alternatives to Birkenstock sandals.

Cushionaire makes some best-selling alternatives to Birkenstocks, one of which is the cork sandal. The slip-in sandal closes with a buckle and is available in over 22 colors.

The Luna Low Heel Slide by Cushionaire is inspired by the Birkenstock Mayari sandal. Luna is available in 20 different colors including brown, black, stone, grey, gold, pink vegan suede and vegan suede

For more summer footwear, check out our roundups of the best platform sandals, the best slides, and the best travel shoes.