It's not that. It's the time wasted unclogging the bottle tip. I'm perfectly happy with the bottle that Corner Weld comes in. I just wish they made a Teflon tip for it, to which glue would not adhere. I doubt I would be inclined to use a bottle as bulky as the one Eric is asking about, but there is another product on that company's site that could work, It's called theIs getting glue from the bottle to the frame miters a special challenge? In other words, are these bottles a solution to a problem I'm not yet aware of?