Please allow 7-10 days for processing. A super-durable, hyper-versatile sandbag with an internal filler bag and roll-top closure, designed in-house and made in the USA. Ships with the exact weight needed and perfect ratio of sand to recycled crumb rubber to fill the bag to its optimal volume and make it easy for you to unpack, fill, and get to work.  NOTE: If using a sandbag inside of the Atom GPP training program, the weight-to-level relationship is as follows:25lb/14lb - L4 Beginner Male/Female40lb/20lb - L3 Novice Male/Female55lb/35lb - L2 Intermediate Male/Female 70lb/50lb - L1 Advanced Male/Female Features • Available in 14, 20, 25, 35, 40, 50, 55, and 70lb • Made with durable 1000D Cordura• Filler material included (sand and recycled crumb rubber)• Internal filler bag with roll-top velcro funnel• 9 reinforced nylon webbing handles for versatile use • Embroidered RPM logo• Designed and made in the USA• Dimensions: 24" x 7.25"