1. wooden material .

2.one set with two rings and two straps and two metal buckle.
3. Max Capacity weight 250kg.

4.optional logo to add.

ABS ring:Diameter 18* Diameter 24 mm 
MOQ:100PCS 
Packing:White box

Wooden Gym rings,Max Capacity weight 250kg. Wider black strap and firm Metal buckle,
18FT Gym strap with with adjustment scale
Optional logo to add.  1.1 inch or 1.25 inch diameter

and your logo we can add on the strap .