Elastic - Boilproof
Boilproof elastic is a premium quality elastic. The elastic is polyester and has excellent washing qualities. Ideal for use on washable face masks. It maintains it's stretch quality far longer than other elastics. White available in 4.5mm, 6mm, 8mm & 13mm. Black also available in 8mm. 9mm, , and 13mm. Sold by the metre.
All sizes are approximate.