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Rainproof Bicycle Seat-post Bag

5.00 (33 Reviews)
Will be shipped in 2-3 days
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This Rainproof Bicycle Seat-post Bag has Unique shape 3D shell with wave cushion provides shock resistant protection if fell out.
It has a Night visibility Reflective strap around the bag to increase night visibility while night cycling. Perfect for wallets keep, bike tools, and other smaller items. This BV saddle bag has enough room for you to carry necessities with you while riding your bicycle. This strap-on bag also provides safety to rides with 3M Scotchlite reflective trimming, that enhances visibility at night.

The strap-on bicycle saddle bag holds your essentials out of the way while you ride. With durable, weather-resistant polyester construction, your items will be protected from the elements and reflective strips and the tail light loop will help to increase visibility ensuring a safer ride. The compact wedge design allows it to fit securely under the bike seat while the zippered compartments make accessing items quick and easy.

The under seat bag works well for weekend rides, evening excursions or when commuting to work or school. The saddle bag is suitable for holding phone, wallet, tire patch kit, bike tools, etc. Large compartment has a buckle for keys and a mesh pocket for securing smaller items. Two smaller side compartments can hold additional items as well.

  • The SPECIAL SHAPE and UPGRADE STRAPS:3D shell saddle bag with wave cushion provides shock resistant protection if fell out. Upgrade straps make up for the deflective old ones and support lifetime warranty
  • RAINPROOF: Waterproof fabric with taped zipper for rain. Do not soak in the water for a long time( stitches are not waterproof )
  • EASY TO INSTALL:2 stickup straps and a rubber buckle simplify mount system. Moreover, it keeps the bag securely attached to the seat post
  • NIGHT VISIBILITY: Reflective strap around the seat pack to increase night visibility while night cycling.Taillight hook compact space on the seat post ( Taillight doesn’t include in the package )


  • Certification: CE
  • is_customized: Yes
  • Function: Rainproof
  • Model: Y-Beetle
  • Material: Composite materials
  • Color: Black, Blue, Red, Yellow
  • Feature:3D Shell, Rainproof, Reflective, Light Hook
  • For: Bicycle bag, Bike bag, Saddlebag, Seatpost bag, Tail bag, Rear bag
  • Style: Shockproof, More science fiction, More secure in the night
  • Name: Cycling bag
  • Size::About 210mm*95mm*95mm
  • Material: Polyester composite material
  • Weight: 135 grams ( 0.3 pounds)
  • Size: W 3.22 * L 9 * H 3.93 inches ( 8 * 23 * 10 cm)
  • Color: Black

Washing Warnings: 
Wash with cool water: 30 degree
Do not brush, Do not bleach

We’re responsible for every customer of us. Any question or doubt you have, please contact us. We will do what we can to make you satisfied. Our policy on resend and refund is very thoughtful and reasonable. 


ROCKBROS Bicycle Bag Bike Bag 3D Shell Rainproof Saddle Bag Reflective Shockproof Cycling Bag Rear Seatpost Bag

 Cycling bag
 About 210mm*95mm*95mm
 Shockproof, More science fiction, More secure in night
 Composite materials
 Black, Blue, Red, Yellow
 3D Shell, Rainproof, Reflective, Light Hook
 Bicycle bag, Bike bag, Saddle bag, Seatpost bag, Tail bag, Rear bag


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some locations we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:
Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
Asia 10-20 Business days
Africa 15-45 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information. If you haven’t received tracking info within 5 days, please contact us.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system. If your order was placed more than 5 business days ago and there is still no information on your tracking number, please contact us.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time( 45 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve received you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of dealuxa (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of https://dealuxa.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (45 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.

Reasons why buy from us:

We try our best to make your shopping experience not only pleasant, seamless and hassle-free, but also secure.

Enjoy flexible international shipping services that currently operate in over 200 countries across the world.

It's okay to change your mind! You can send your order back for a full refund, we've got you covered with our full Buyer protection.

Brand new products are available on a regular basis.

We don't want you to choose between the best value and the best service. That's why we offer competitive pricing.

Knowledgeable and professional support team is always happy to help you.

Check your order status online. As easy as that!

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