The Snuggledown Scandinavian Hollowfibre Pillow Protector 2 Pack. These synthetic pillow protectors are non allergenic, meaning there's nothing in them that could cause allergic reactions which is great for peace of mind and essential of allergy sufferers. The lovely and snuggly hollowfibre filling is soft and comfortable, and the cosy quilted microfibre covers are great to sink your head into. With envelope closures, they're easy to put on to any standard size pillows, making these Scandinavian Hollowfibre pillow protectors from Snuggledown a great choice to extend the life of your pillows and shield them from wear and tear.