The SPIbelt® expands to hold larger smartphones; including the iPhone® 13 Pro Max and Samsung Galaxy® S20+. This fitness belt is called one of the best running belts for marathon runners, but its use doesn’t stop there.
We have engineered the SPIbelt® Dual Pocket PRO for comfort and maximizing carrying storage capacity. This belt has two pockets, the smaller pocket size, which expands to 6.5x3x2", and the larger pocket, which expands to 8x4x2".
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