Astonish Clean & Revive Cup Clean Tea And Coffee Stain Remover 350g - Pack Of 2
PEFC certified ♻️. Add 1 tablespoon (15-21g) of product to flasks or pots or ½ tablespoon per cup. Fill with hot (near boiling) water and leave to cool 1 to 2 hours. Rinse well with clean water after use.