Fabric needle covers protect your knitting from the pins or pegs. The fabric is doubled for extra protection. The elastic is inside and unseen and goes all around the cover. This cover will fit knitting boards and long looms from needle span of 10" to 16" (also knifty knitter green and yellow loom) and with all gauge spacings 1/2" to 1.5". Heavy cotton in blue or green. No choice offered.