I received these caps to cover my lines. They work very well easy to put on and easy to come off great for protection for my lines. Very pleased with the item as well as the price shipping very good 
6***3 (513)- Bewertung vom Käufer.
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Thankyou
p***s (440)- Bewertung vom Käufer.
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I would have to wait to see if it does what it says.