These Calming Wellness Pops provide 20 to 40 minutes of play, with the added benefit of natural calming agents like passion flower, tryptophan, and magnesium to lower stress during thunderstorms, fireworks, and travel days. Made in small batches in the USA with all-natural ingredients, pups of all shapes, sizes and ages love our Pops. They're long-lasting, mess-free, and conveniently shelf stable (no refrigeration needed) - so take them anywhere!