Why buy me? 100% woven cotton outer Zip-click feature Machine washable Includes FREE Nursery Thermometer British Standard approved Pioneering Grobag is the UKs Baby Sleep Bag specialist and are very proud to have changed the way mums and dads put their babies to bed! With clever little extras like our secure zip-click and chin guard they are constantly improving and evolving your favourite nursery product.. Safe - Grobag is FSIDs only recommended Baby Sleep Bag specialist the UK cot death research charity which promotes and raises awareness of safer sleep for babies. Every aspect of your Grobag has been designed and manufactured with safety and quality as our top priority. The free nursery thermometer will give you confidence that you are using your Grobag safely and correctly too..