1) Flashing cap composition: 100% cotton

2) Different  artworks available in skull, USA flag, star, V finger,

    Canada, cross, butterfly, Halloween, Ying Yang, heart and red lip

3) Your custom designs are warmly welcomed, USD40 as samples fee and

    with 2 pcs of samples included, customers pay for the courier

4) Works with 2 x CR2032 lithium battery (included and changeable)

5) Cap colors available: black, blue, red, white

6) We professionally manufacture flashing caps according to customers' need