Can you recycle reusable water bottles & flasks?
Steel flasks: scrap metal at the centre. Plastic sports bottles: general waste (mixed materials).
Stainless flasks and bottles are good scrap — recycling centre metal container. Insulated flasks are two steel walls with a vacuum: still scrap. Plastic sports bottles with straws/valves are too mixed for kerbside — general waste when they die.
Which bin does it go in?
Steel flasks: scrap metal at the centre. Plastic sports bottles: general waste (mixed materials).
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Background: Recycling symbols explained.
Also searched as: flasks, thermos, sports bottles.
✓ Checked against current UK guidance: 14 Jul 2026. Spot an error or an out-of-date rule?