Bushpro Bag Harness System: Highly adjustable harness system for any size planter. Thick padding that won't retain water. 3-piece waist belt easily adjusts to a variety of sizes without bunching up or overlapping. Bright yellow shoulder straps to increase visibility. Chest buckle has a built in whistle New 2" waist buckle for 2007 designed not to accidentally pop open when you don't want it to.