| BS1 Short velcro |
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BS2 Tuck-in long Velcro |
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- Self-cloth short Velcro back strap
- No grommet
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- Long Velcro
- Tuck-in end
- Sewn grommet
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| BS3 Hidden long Velcro |
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BS4 Slip through back strap |
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- Velcro is attached inside of the sweatband
- No grommet
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- Slip through buckle on back strap
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- Sewn grommet
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| BS5 Metal buckle with sewn grommet |
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BS6 Metal buckle with metal grommet |
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- Antique brass square buckle
- Sewn grommet
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- Antique brass square buckle
- Matching antique brass grommet
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| BS7 Close back (size cap) |
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BS8 Partial elastic headband (closed) |
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- No back strap
- This type of back is for size cap or flexible cap
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- Closed back (no back strap)
- Back middle part of the sweatband is elasticized (BS7)
- Flexible (stretchable) back system
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| BS9 Shock cord and toggle closed |
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BS10 Elasticized band and hidden Velcro |
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- Closed back (no back strap)
- Back of the cap is finished with toggle
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- Elasticized band (flexible) on one end of back strap
- Hidden Velcro (Velcro on sweatband) on the other end of back strap
- Band and Velcro are connected by a plastic ring
- Tuck-in end
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| BS11 Plastic back strap |
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BS12 Nylon with plastic snap buckle |
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- Adjustable plastic back strap
- No grommet
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- Nylon back strap
- Plastic snap buckle
- No grommet
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| BS13 Leather back strap with metal buckle and metal grommet |
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- Genuine leather back strap
- Genuine leather back strap
- Matching antique brass grommet
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