Janji is a Boston-based athletic apparel brand founded in 2012 by David Spandorfer and Michael Burnstein, both avid runners and Washington University students. The name "Janji," meaning "promise" in Malay, reflects their commitment to supporting clean water initiatives worldwide. A portion of every purchase funds water projects in countries featured in their collections, such as Haiti, Kenya, Peru, and Tanzania. Janji's unique approach combines high-performance running gear with culturally inspired designs, each collection supporting specific water nonprofit partners. The brand emphasizes sustainability by using eco-friendly materials, including recycled polyester and organic cotton, and partners with manufacturers that uphold fair labor conditions. Their dedication to social impact and environmental responsibility sets them apart in the athletic apparel industry.
Janji
M's Thermalrunner Insulated Jacket
Janji
W's 5" Pace Short
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M's 6" Alti Short
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W's Waffleloft Long Sleeve
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W's 3" AFO Middle Short
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M's Trail Tight
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M's Trail Tight Lined
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M's Sunchaser 50 Hooded Long Sleeve
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W's AURAS Ultrafleece Hoodie
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Revo Merino Balaclava
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W's Runterra Bio Long Sleeve
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Sunchaser 50 Arm Sleeves
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Multiloop Belt
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M's 5" AFO Middle Short Ultra
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M's Run All Day Long Sleeve
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M's Endurance Trail Tee
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W's Repeat Merino Muscle Tank
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M's Run All Day Tee
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Multipass Mini
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M's 6" Omni Short
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W's 2" AFO Split Short
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W's Circa Daily Long Sleeve
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W's 2" AFO Split Short Ultra
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M's Circa Daily Tee
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W's 4" Trail Short
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M's Rover Merino Half-Zip
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AFO Hyperlight Cap
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Women's Pinnacle R.D. Ultra Bra
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Wavelength Jacquard Beanie
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Thermalrunner Insulated Cap
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M's 8" Trail Half Tight
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M's Rainrunner Pack Jacket
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M's 5" AFO Middle Short
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M's AURAS Ultrafleece Hoodie
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W's Circa Daily Racerback Tank
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W's Circa Daily Muscle Tank
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M's 3" AFO Split Short
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M's TTech Pant
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W's Run All Day Long Sleeve
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W's Pinnacle Ultra Singlet
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M's 5" AFO Middle Short Ultra 2-in-1
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Unisex Runaround Tee
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W's Thermalrunner Insulated Jacket
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W's 9" Trail Half Tight
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W's Atlas Multi Pant
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M's Zephyrunner Wind Shell
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Unisex Runaround "Crew Issue" Pullover
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Multithing Crossbody


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