Yadkin Repreve MID CALF 2 Pair Full Cushion LEAF/Base Layer The double layered knees are

The double layered knees are compatible with 5

The  tall  spring  on  the  battery  door  should  correspond  with  the  negative  polarity  and the shorter spring on the battery door should correspond  with  the  positive  polarity

and a trimmed down size

not wear more

Built in adjuster for magnetic declination based on location

Yadkin Repreve MID CALF 2 Pair Full Cushion LEAF/Base Layer The double layered knees areREPREVE takes plastic bottles and turns them into polyester. The combination of wool and recycled polyester will leave your foot cool, dry, and comfortable. The Yadkin is made with a traditional knit construction so there is nylon from top to toe that gives you absolute durability and arch support to fight foot fatigue. Full Cushion High density cushion from top to toe for all day performance. Durability Assured Reinforced construction and low stress