One of the most frequently asked questions I get from customers in the tack store is: "I'm looking for a gift, What do you suggest?" Here's what I usually recommend:
Barn supplies in bright colors.
Duraflex 8 Quart Plastic Pail
Reinforced Hay Bag
Oster Equine Care Series Collection 7-piece Grooming Kit
Everyday Emergency Kit
Tail Tamer Large 'Crazy' Brush