Original vs Holster?

With two convenient sizes to choose from (Original and Holster sizes), L'il Sucker® is the ultimate everyday beverage companion. The Original L'il Sucker® fits on children's sippy cups, beverage cans, beer/soda bottles, Tervus tumblers, Yeti Ramblers up to 30oz., or any other round container with up to a 3″ diameter. The L'il Sucker® Holster is designed to fit larger containers from tumblers/ramblers, old school koozies, wine bottles, basically any container up to approx. 4" in diameter. With a center ring engineered for an extremely firm hold, the L'il Sucker® Holster will keep even the heaviest cups and bottles secure wherever you stick them.