For the newbies to the planner world, here’s a size guide to help you shop for your inserts or anything planner related. 

RINGBOUND PLANNERS - Louis Vuitton, Kikki K, Recollections, etc. 
Pocket/PM/ Small planners 6 rings : 3.9″ x 5.5″
Personal/MM/ Medium 6 Rings: 5.5″ x 7.1″
A5/ GM/ Large Agendas: 7.1″ x 8.7″

 

 

DISCBOUND PLANNERS - Happy Planner, The Fabulous Planner 
Classic Happy Planner - 7"x9.25" 
Mini Happy Planner - 4.6"x7" 
A5 Discbound - 6"x8.5"

 

TRAVELER NOTEBOOKS 
Standard - 4.33" x 8.25" 
B6 - 4.9"x6.9"