Smoke Letter Booklet (9 3/4 x 12 3/4) Frosted Scratch Resistant Button String Envelopes -108 per Pack

TruBind 11-Inch Long x 1-Inch Wide Velobind Binding Spines - VBH1101-11 Pins Per Spine - Compatible with Velobind Binding Machines - 100 per Box

PATIKIL 19mm (3/4") Double Loop Wire Binding Combs, 50 Pcs Metal Twin Loop Binding Coils 180 Sheet Capacity 2:1 Pitch 21 Ring Binding Spines, Black

TruBind 13mm (1/2 in.) Double Loop Binding Spines | 11 in. Length for Letter Size or Smaller Projects | 2:1 Pitch | 100 Sheet Binding Capacity | White | 100 Pack

TruBind 45mm (1-3/4 in.) Comb Binding Spines | 11 in. Length for Letter Size or Smaller Projects | Standard 19-Ring Rectangular Holes | White | 375 Sheet Binding Capacity | 50 Pack

PH PandaHall 20 Pack Book Binding Wire 10 Colors Plastic Binding Comb Spines Double Ring Coil 30 Holes 1/2" Diameter Twin Spines Combs Spiral Ring Coil for Notebook, Book, Students and Coworkers

PATIKIL 50 Pack Plastic Spiral Binding Coils, 10mm(3/8") Binding Coils 50 Sheet Capacity Spiral Binder Rings 3:1 Pitch for Office Classroom, White

Rayson 11.1mm Plastic Spiral Coil Binding 3:1 Pitch, 7/16inch, 80 Sheets Capacity White Coil Binding Spines - Versatile for Office and Educational Tasks, Pack of 100

100Pcs Double Loop Wire Binding Spines, 100 Sheet Capacity 3:1 Pitch Binding Wire for Letter Size (Bronze)