I bought the nylon version in 2002. Systm IDAL for those seeking security without changing the clips on the guitar, as with strap locks. The solution is simple: there is a double attachment of the sangle.L 'advantage over the strap locks is to use this strap regardless of the nature of the setting buttons of the guitar.
I purchased version rcemment leather trs comfortable but not given (40Euros). However, I have the assurance of a reliable and durable.