What are the measurements for sizes?

measure the widest part of you palm. and match it with the size chart. that is the most important side for Gloves. As to the length.usually it is long enough. for this model. we measure the length from the fingertips to the end of the palm (not the very end of the whole glove） We have small size, medium size, large size, X large size and XX large size now. you will find the right one for your own. And there will more sizes available in the future. including a smaller size for women hands. and XXX large size for those who have lagrer hands.

What is the difference between w1 , w2 and w3 work glowes ?

Knitting: W1 Work Gloves are knitted in 13 gauge, while W2 and W3 are knitted in 15 gauge, higher gauge usually leads to better density (thickness). Material: W1 uses mainly polyester fibers, W3 is mainly Nylon which has a better durability and better resistant to abrasion, While W2 has nylon and spandex which has the best dexterity and best stretchability. Coating: W1are coated by PU. W2 and W3 have nitrile coating which provides better abrasion resistance. W2's nitrile coating even has a patterned sandy surface which provides better grip and better breathability. as to the Touchscreen feature. All three work gloves patterns have touchscreen feature applied. One more tips: W2 has a better Tear resistance at 4131X, while W3 is 4121X under EN388 Rating W1: 3131X, W2：4131X W3：4121X Explanation for the marks above: Abrasion---4 Cut (Coup Test)----1 Tear---3 Puncture---1 Impact Protection- X for not tested. Choose the right one which matchs your work needs. they are all good for mechanic and general duty works. and also great for mens gardening yard work purpose. Any doubt for those work gloves, you are always to contact us. we will help!