Postal Address:

SUNZ
PO Box 46127
Herne Bay
Auckland
New Zealand

email: info@straightenup.org.nz

 

It's important to wear both straps of your backpack to spread the weight. It should weigh no more than 10% of your body weight (5% for children under 10 years).

You can tell a backpack is too heavy if you have to lean forward or have rounded shoulders when wearing it.

 
       
For more info contact Dr Dean Carter, Straighten Up NZ Co-ordinator  info@straightenup.org.nz