Flexible filaments. Technically, all thermoplastics are flexible to some degree, and nylons and polypropylenes can be quite flexible, but these filaments are basically 'rubber'. They are usually TPU or TPE based. 

Flex

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  1. Category RubberJet 88A Remove This Item
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  • RubberJet 88A "Red" (1.75 mm, 0.5 kg)
    Special Price $30.02 Regular Price $37.52
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