Perforated shrink bands (neck bands) for easy removal. Shrink band is clear 200 gauge PVC & fits (bottle cap diameter 1/2" - 4 1/2"). Create quick, tamper-evident packaging for bottles & jars. Packed 100 shrink bands to package. Shrink bands offered in 15 different sizes.TO ORDER: Measure the diameter of the widest part of your container to be covered.COMING SOON SHRINK SLEEVES (FULL BODY SHRINK BANDS) & BAGS!