The Matrix Slik Elastics have been made with a unique material that allows 600% more stretch than latex. It has a super smooth finish with a non-stick performance and is extremely long lasting.Colour codedUnique material allows 600% more stretch than latex elasticAll the advantages of hollow elastic without flattening or air bubblesSuper smooth finish creates non-stick performanceExtremely durable and long lastingLength: 3mSize: 8-10Colour: Green