Amazon.com: 2 Pack 2 mm 5/64 Inch Elastic Cord Stretch String, SourceTon Elastic Beading Cord (Black & White, 55 Yard), Great for Crafts, Hair Ties and Home Uses
1/8" Soft Knit Elastic Cord 10 yd Pk-Grey EL106GY – The Sewing Studio Fabric Superstore
1MM Stretch-Tastic Cotton Elastic Cord, Black (100 Meters)