Plano 137401 By Rack System 3700 Size Tackle Box includes four removable stowaway utility boxes with Pro latch closures. You have a top access storage area with a clear Dura View cover so you can survey your tools in a quick glance. The top compartment is 3″ deep, and the top cover allows for another 3″ so a total of about 6″of space to fill with your favorite tools. All of the 3700 series utility boxes are interchangeable, giving you more versatility. The four (4) removable boxes are the standard size for Plano brand. You could purchase more of them to hold your surplus of tools and exchange the boxes based on the needs for that days adventures. The 3502-spinnerbait box will fit into the bulk storage area (spinnerbait not included). This tackle box can be used for various organizational purposes not just tackle. You can use this to keep small craft items, sewing supplies, loose nuts and bolts hanging around the garage. Great idea for holding samples of make-up for the avid home-based business owners. Each of the utility boxes come with dividers that you can place according to the space you need for each compartment. You can make 30 compartments per box for a total of 120 compartments when using all 4 boxes. This Plano 137401 By Rack System 3700 Size Tackle Box is made in the USA with highest quality component and tested for durability. This is a stowaway size 16.5″ x 16″ and the slots are designed to fit (4) 14″L x 9″W x 1.88″H organizers.