Deep Blue Rounded Base Soft Flask — 500 mL | SFU5004

A deep blue 500 mL soft flask with white front lettering and a rounded lower profile. The unprinted reverse keeps the body shape and rear seam visible.

Rounded-base running flasks

Compare the rounded lower profile of this deep-blue 500 mL soft flask with the flatter-base references. Filled shape, pocket opening and retention should be checked together for the intended running hydration system.

Key details

• White sample lettering
• rounded lower profile
• rear seam

Sample specification

Custom branding and bulk supply

Trail Supply is a China-based soft flask supplier serving trail-running and hiking brands. Share your logo, colour references, quantity and packaging brief. We coordinate OEM and ODM requirements with manufacturing partners and confirm the available options for the selected format.

Orders start from 100 pieces. The quotation confirms the minimum quantity for your model, artwork and packaging, together with sample cost, production schedule and delivery terms. Request material and destination-market documentation for the agreed specification.

Before approving a sample

Check the filled dimensions, cap and nozzle operation, carry arrangement and print position. Test fit with your own pocket, belt or hand-carry setup; suitability is specific to the combination you approve.

Include reference SFU5004 and this product-page link in your enquiry. Sample colours and graphics are references for configuration, not a required finished design.

Request samples and a quotation · Custom soft flask OEM/ODM guide · Compare capacities and fit