We have our bagel bakery guy slice them if we are taking them home.. Mostly we enjoy having them fresh in the bakery, with their great cream cheese spread, which we also buy to take home on occasion..
Since packaged bagels became available in the 1970's, the average American enjoys 11.6 bagels at home every year. But each of these bagels is an opportunity for disaster; bagel-related injuries (BRIs) send as many as 2,000 Americans to the hospital annually. On Saturday and Sunday mornings they are the main cause for emergency room visits. Digital Publishing - Webmag
If you just want a holder, I'd go for the Fox Run 4089 Bagel Cutter/Holder, simply because wood looks prettier sitting on your counter than does plastic.