Earin's A-3 true wireless earbuds have an open design with no ear tips | Engadget
Skullcandy Smokin' Buds 2 Noise-Isolating Earbuds In-Ear Earbud Headphones with In-Line Microphone and Remote, Moisture Resistant, Oval-Shaped for Long-Term Comfort, Black (New Open Box) - Walmart.com
Skullcandy Indy Evo In-Ear True Wireless Earbuds Black Bluetooth open box 810015586914 | eBay
Skullcandy Indy Evo Black True Wireless Bluetooth Headphones New Open box 810015586914 | eBay
Skullcandy Jib Wired Earbuds, Noise Isolating Fit, With Call and Track Control, Deliver Great, Rich, Clear Audio, Teal (New Open Box) | Walmart Canada
Skullcandy Push Active Sport In-Ear Headphones S2BPW-P753
Skullcandy Indy Truly Wireless Earbuds review - The Gadgeteer
Skullcandy Push Ultra True Wireless Earbuds with 40 Hours Total Battery+Rapid Charge, IP67 Sweat and Waterproof and Tile Tracking (Black) ( Open Box) - Elcytec
Skullcandy Grind Fuel Earbuds Review: Great Sound, Outstanding Features – Review Geek
Amazon.co.jp: Skullcandy Open Type Earbuds Sports Waterproof Chops Flex [domestic regular goods] : Electronics