[ pair of neoprene arm sleeves can be crafted with the following recipes

Player Recipe
Primary skill used: tailor(3)
Required skills: N/A
Time to complete: 280 minutes
Tools required:
> 1 tool with sewing quality of 1
> 1 tool with cutting quality of 1
> 1 tool with curved needle quality of 1
> 1 tool with cutting quality of 1
Components required:
> 44x cotton sheet OR 2x patchwork cotton sheet
> 2x thread OR 2x sinew OR 2x plant fiber OR 2x yarn OR 2x Nomex thread OR 2x Kevlar thread
> 22x neoprene sheet OR 1x patchwork neoprene clothing parts
> 1x thread OR 1x sinew OR 1x plant fiber OR 1x yarn OR 1x Nomex thread OR 1x Kevlar thread
Byproducts:
> 43x cotton scraps, 44x neoprene scraps
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This recipe can be found in the following books when tailor is at least the required level:
Sewing Techniques for Designers (level 3)
Sew What? Clothing! (level 4)
clothing designer's portfolio (level 3)