New Era Youth NFL Oakland Bobble Hat in Black and Grey. Join the 'Raider Nation' and be a part of the extensive fan base Oakland have gained over the last 55 years. Contrasting grey cuff with embroidered Raiders badge. Complete with a bobble. 14.99 Select Colour: Select Size: Customer Reviews... Be the first to write a review SHOW ME MORE ITEMS FROM New Era TweetFabric: This product is 100% Acrlyic.