Intra oral ElasticLatex Medium 5/16 - PK/50
- Manufacture from prime medical grade elastic.
- Special packaging makes size identification & selection easy and fast.
- Traditional amber color.
- each bag contains 100 elastics by weight.
- 4.5oz (125gms)
- Diameter 5/16" (8mm)
Force level is determined by measuring the force generated when elastic is stretched three times its shack diameter.