The Boulder Backpack is a stylish backpack that features a front pocket with unique flip lock closure in the flap and a zippered pocket just above. In addition, it has two side pockets perfect for a water bottle or umbrella, a hidden backside zippered pocket for extra important things, an inside zippered pocket and a top that features a zipper to keep all the goods inside safe and secure. Material requirements include: 3/4 yd for main bag body; 1/2 yd for accents and pockets; 1 yd for lining; 6" x 22" for over-the-shoulder strap; 1/2 yd for main straps; (1) Make-a-Zipper OR (3) 11" or longer zippers and (1) 15" double head zipper; 1-1/4 yds 21" wide heavy-weight fusible interfacing; 1-3/4 yds light-weigh fusible interfacing, if using fabric straps add an additional 1-1/4 yds plus another 3/4 yd if using fabric for accents; (2) 1-1/4" strap adjusters; (2) 1-1/4" oblongs ; (2) 1" rings; (2) 5/8" swivel hooks; (1) flip lock. 'Boulder Backpack' backpack pattern by Sassafras Lane Designs. Finished size is about 13" wide x 15" tall x 5-1/2" deep.