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ROTTO Waterproof Bike Phone Holder Bag for Phones Up to 7 Inches

£16.99 (as of 29/10/2026 02:45 GMT - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

The ROTTO Bike Phone Holder Bag is a handlebar-mounted phone bag for bicycles and motorbikes, with a hard EVA case, 360° rotation, touchscreen film and support for phones up to 7 inches. It fits handlebars between 20 mm and 35 mm and includes storage space for small items, plus a rain cover for added protection.

SKU: B0CQJHSLT2 Category:

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Not sure yet?Bike Phone Mounts Buyer GuideRead what to compare before you choose

Quick Summary

The ROTTO Bike Phone Holder Bag is a handlebar-mounted phone bag for bicycles and motorbikes. It is described as having a hard EVA case, a 360° rotation function, a quick release bracket and a touchscreen film, with support for phones up to 7 inches.

The bag also includes storage space for small items, with pockets and a mesh pocket mentioned for coins, cards and keys. The supplied rain cover adds another layer of protection against rain and dust.

Key Details

Detail Verified information and buyer relevance
Brand ROTTO, useful for identifying the exact product variant.
Product type Bike phone holder bag for handlebar mounting.
Compatibility For bicycles or motorbikes with handlebar diameters between 20 mm and 35 mm.
Phone size Supports phones up to 7 inches.
Rotation 360° rotation is stated, so the viewing angle can be adjusted.
Materials Hard EVA case is stated, with a touchscreen film and rain cover.
Storage Includes space for small items such as a power bank, coins, cards and keys.

What to Compare Before Buying

  • Handlebar diameter: The stated fit is 20 mm to 35 mm, so check your bike or motorbike handlebar size before choosing an offer.
  • Phone size: This bag is stated for phones up to 7 inches, so compare your device size with that limit.
  • Mounting style: The quick release bracket and ball joint are useful if you want a bag that can be removed and angled easily.
  • Storage space: If you want room for cards, keys or a power bank, check whether the internal layout matches what you plan to carry.
  • Weather protection: The bag is described as waterproof with a rain cover, so compare that setup with the conditions you expect to ride in.

Common Buyer Questions

Does this fit a motorbike as well as a bicycle?
Yes. It is described as suitable for bikes or motorbikes with handlebars between 20 mm and 35 mm.

Can the phone be used through the cover?
A sensitive touchscreen film is stated, so the screen remains accessible through the front panel.

What can the bag carry besides a phone?
The bag includes storage space for small items such as coins, cards, keys and a power bank.

Before You Decide

Check the handlebar diameter, confirm your phone is within the 7 inch limit and make sure the storage layout suits what you want to carry. If rain protection matters, remember that the bag comes with a rain cover for extra protection.

Brand

ROTTO

Manufacturer

ROTTO

Product Group

Automotive Parts and Accessories

Model

ZJB-E37

Color

Black

Product Dimensions

8.27 x 3.94 x 1.97 inches

Size

One Size

Number Of Items

1

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