Purveyors of unique 40th birthday gifts include Etsy and Not on the High Street, both of which sell a variety of personalized and age-specific items. Other unique gifts include birthday packages from Cloud 9 Living, which offers spa visits, fighter plane flights and skydiving trips.
Gifts available on Etsy include humorous T-shirts, birth-year posters, mugs and custom jewelry. Not on the High Street sells similar items, as well as off-the-wall gifts such as personalized buckets, socks and a wine-making kit.
Cloud 9 Living offers over 1,800 different birthday experiences. Other packages include rounds of golf, city tours and whitewater rafting.