100 % pure Grade A cashmere mini hot water bottle cover and natural rubber hot water bottle insert. Subtle cable stitch detail. 0.8  Litre bottle volume.  Made using the softest cashmere and dyed by infusion of plants and herbs, so very soft on skin and gentle on the planet. A very popular 'eco-luxury' gift. A very popular 'eco-luxury' gift. Ideal snug size for travelling. Eco Hot Water Bottle: TÜV type tested • Manufactured according to British Standard 1970:2012 • Certified to ISO 9001:2015 The warmth which a natural rubber hot water bottle emits is like the warmth of a wood stove: direct and natural. Encased in its luxurious cashmere creates an incomparable wellness experience! This is underlined by its comfort, easy handling and long service life. All Ekotree products are knit, milled and finished in Doolin, County  Clare.