Yes, if you think the Tzitzis strings will brush on the floor you can add to the order to make the strings shorter, but if you're taller than 5'6 then it shouldn't be an issue.
40% percent Alpaca Wool, 40% Wool, 20% Acrylic.
Unfortunately, we don't ship out of the states but if you reach out to us then we can try to get a pair to you, depending on where you are located.