Our 100% SILK bonnet, This bonnet will keep that bed head under control. Its smooth surface can help reduce friction on your hair which often causes damage. .This nightly friction is the cause of slow growth, dryness, thinner hair, frizz, bed head and split ends . Lets proctect our hair! 32 cm Maintain your hair style overnight. Save time in the mornings spent restyling. Eliminate frizz and flyaways. Keep hair extensions looking better for longer.