This World's Greatest Grandpa grandfather is perfect design for the best fun awesome grandpa of his grandchildren. This is one of matching collections with other family members. Great for Birthday, father's day, grandparent's day, retirement day, family reunion, Thanksgiving, Halloween costume, Christmas, New Year present, stocking stuffer, Valentine's Day from grandson or granddaughter, grandkids, boys or girls. 8.5 oz, Classic fit, Twill-taped neck