Wearing the elastic rubber band can improve the chewing excent between the upper tooth and the lower tooth/Jaw. The elastics can straighten the chewing into alignment. It is important to the orthodontic fixing stage, which is the longest, the most difficult period in the course. The elastics will be worn out, so it is important to choose the good ones. PORMCA elastic rubber band is made of the cutten natural latex with good extra elasticity, which becomes TOP 1 must-buy in national orthodontic market.
Product Parameter:
Pull tension: 3.5OZ / 4.5OZ
5 Sizes:
1/8''(3.16mm)Squirrel;
3/16''(4.7mm)Rabit;
1/4'' (6.35mm)fox;
5/16''(7.9mm)Penguins;
3/8''(9.5mm)Monkey;
Package:100Pcs/pack, 50pack/Box