ROCKBROS Bike Saddle Bag Bike Seat Bag with Water Bottle Holder Bicycle Bag Under Seat Waterproof for Road Bike

Price: $28.99
(as of May 21, 2026 07:42:04 UTC – Details)
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Product description

ROCKBROS Bike Saddle Bag Bike Seat Bag with Water Bottle Holder Bicycle Bag Under Seat Waterproof for Road Mountain MTB Bike

Brand: ROCKBROS

Material: carbon fiber+polyester

Color: black

Weight: about 0.508lb

Size: 6.1*3.35*8.26inch(15.5*8.5*21cm)

Fit for: Road Mountain MTB Bike

Separate Pouch

the compartment on the left can hold thin and light items such as mobile phone. The space is reasonably allocated to prevent items from scratching and impacting.

Easy to Use

Side opening zipper design, easy to take things, user-friendly design. the large-capacity pocket on the right can hold various tools.

Waterproof

The outer fabric of the bike seat bag adopts a carbon fiber complex PU waterproof fabric, and is equipped with a waterproof zipper, which ensures the water doesn’t flow into the bag.

INSTALL: This bike saddle bag has a tridimensional design and is fixed with a bracket buckle and velcro; after the bracket is fixed, insert the bike bag into the buckle, and the velcro is fastened to complete the installation; loosen the velcro and press the buckle to remove the bike bag
WATERPROOF: The outer fabric of the bike seat bag adopts a carbon fiber complex PU waterproof fabric, and is equipped with a waterproof zipper, which ensures the water doesn’t flow into the bag
LARGE SPACE: There are zippers on the left and right sides of the bike bag under seat; the large-capacity pocket on the right can hold various tools, and the compartment on the left can hold thin and light items such as mobile phone. The space is reasonably allocated to prevent items from scratching and impacting
SAFETY: There are reflective coatings on both sides and rear of the bicycle saddle bag, and warning lights can be hung on the rear of the bicycle saddle bag, effectively reducing the risk of safety accidents during night riding(This product does not include bike light)
BIKE SEAT WATER BOTTLE HOLDER: Suitable for water bottle with a diameter of less than 7.5cm. Put the water bottle into the bag and adjust the elastic band to fix it