Large poss. Float; line slides through thill Pro Series slip floats as though they were greased! credit a super-smooth metallic grommet insert that makes line really slip on through these floats with unfailing ease and without hang-ups! designed by Greg bohn, Mr. Slip bobber and author of master the art of slip bobbering, the grommet insert makes each thill Pro Series float the most slippery and line-friendly slip float around!;floats ;lindy;;there's nothing like the fishing sport to calm your frazzled nerves or relax on a nice spring day.