Birzman's Belly B Top Tube Bag is the perfect bag for putting your edibles and electronics within easy reach, sitting on your front tube for ultimate mid-ride easy access.

Attaching to your top tube via the adjustable Velcro mounting strap, the Belly B Top Tube Bag is big enough to hold essential energy boosts when you are on-the-go without taking up too much room at the front of your bike. Built from a water-repellent 300D polyester fabric, it will keep your gels and other bits and bobs bone dry in any weather.

Featuring reflective design detail, a roll down closure for easy opening and open side pocket for quick access to your snacks or mobile, plus a rain cover for extreme rainfall protection, the Birzman Belly B Top Tube Bag leads the way when it comes to bike mounting bags.


  • Material: 300D Polyester (water repellent) with reflective details.
  • Size: 25 x 8.5 x 4cm.

Birzman Belly Tri Top Tube Bag


Barcode: 4714247519473

Birzman's Belly B Top Tube Bag is the perfect bag for putting your edibles and electronics within easy reach, sitting on your front tube for ultimate mid-ride easy access.

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Delivery Information

We have a range of delivery options on orders. Most importantly, if your order is over £50 then delivery is free!

All Biketart orders are fully trackable. You will get a tracking number by email when your order is shipped which will allow you to track it with Royal Mail or DPD.

In-stock orders placed by 4pm will be processed the same day.

Any items displaying "in-stock with supplier, despatched in 2-3 days" on the product page cannot be despatched the same day as they will be shipped to us from the supplier when you place your order.

Read on to discover the delivery options available to you on your order.

Delivery Services

Standard Tracked: All orders over £50 are eligible for free standard tracked delivery by Royal Mail. For orders under £50 there is a £2.99 charge. Orders sent using standard tracked are usually delivered in 2-3 days.

Priority Tracked: For £3.99 your order is sent by premium tracked delivery which gives a 1-2 day (including Saturdays) delivery timescale. This service is provided by Royal Mail who will usually deliver on Saturdays. Orders must be placed by 4pm.

Next Day Courier: If you require next-working-day delivery then this is provided by DPD and is £6.99. Orders must be placed by 3.30pm and be fully in-stock in order to be processed before our daily DPD collection.

Saturday Delivery: You can select Saturday delivery options from DPD at the checkout.

Bike Delivery: Bikes are always delivered by courier. After placing a bike order your bike is fully assembled and tested before being carefully boxed for shipping. Because of this build process it is not always possible to offer next-day delivery on a bike. Please do get in touch if you want to know a specific despatch day on any bike on our website. Call us on 01227 832582 or email

Returns Info

We offer a 30 day return period on our items. We ask that items are returned in their original packaging and in re-sellable condition. We do not pay returns postage.unless we have made an error with your order.

We cannot accept the return if the item is not correctly packaged and is damaged in transit during the return trip back to us.

    Please do not stick any tape or labels to the products branded outer packaging.

      If you require an exchange it is recommended that you re-order the correct size/item and return the item you do not wish to keep to us for a refund.

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