Fangrui Product Details Eliminate Toolbox Clutter Save Time - This Complete Socket Trays Set Is Designed For Eliminating Your Toolbox Cutter And Keeping It Organized. Make It Convenient For You To Find The Dedicated Socket Instantly Fast To Recognize - Each Posts Marked With Clear Socket Sizes For Instant Identification To Save Your Time. Black Metric / Red Sae Socket Tray Make It Easy To Distinguish When They Mixed Safe Storage - Made From Durable Abs That Can Keep Your Socket From Oil And Gas. Featuring Extended Base To Hold Your Socket Securely Available For Both Deep Shadow - Dual Rail Design Support Storing Both Deep And Shadow At The Same Time Metric Range - Fit For Metric Size From 4mm To 15mm (1/4inch Drive), 6mm To 20mm (3/8inch Drive), 10mm To 27mm (1/2inch Drive) / Sae Range - Fit For Sae Size From 1/8inch To 5/8inch (1/4inch Drive), 1/4inch To 1inch (3/8inch Drive), 3/8inch To 1-1/4inch(1/2inch Drive). Colour: Black / Red Material: Plastic Package Contents: 3 X Socket Organizer Tray Set Only The Above Package Con