Postal telecommunications lines and power cable protection sleeve.

邮电通讯线路、电力电线保护套管。

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The utility model is mainly used as a flute membrane protection sleeve.

本实用新型主要用作笛膜的保护套。

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A protection sleeve made from soft polyethylene foam can effectively absorb the throttling noises.

保护套由软质聚乙烯泡沫制成，能有效地吸收节流噪声。

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The Boogie Board Jot Jacket is a fitted water-resistant neoprene sleeve that provides the highest level of protection and is ideal for taking the Boogie Board Jot eWriter wherever you go.

ENGADGET: Boogie Board Jot eWriting pad hands-on (video)