Get a grip on sippy cups, teethers and toys! BooginHead' s SippiGrip is an award winning mom-invented product, which prevents children's cups, bottles or toys from falling to the floor and getting lost or dirty! Unlike other products, the SippiGrip has a patented grip material which creates a strong, non-slip hold and is adjustable in length to attach to high chairs strollers and car seats!