HSA and FSA Eligible Period Underwear

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    Did you know you can use your FSA / HSA card to buy any of the period underwear on our site? Just add to your cart, then select "Sika Health" as your payment method at checkout to check out seamlessly with your HSA / FSA dollars. For HSA / FSA FAQs, read more here. 
    63 products
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    First Line Period 4.5" Trunks 3-Pack - Black Rainbow Logo
    $75.00 $64.99 Save 13%
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    First Line Period Boy Shorts 3-Pack - Black Rainbow Logo
    $60.00 $54.99 Save 8%
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    First Line Period Bikini 3-Pack - Black Rainbow Logo
    $60.00 $54.99 Save 8%
    New
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    First Line Period 9" Boxer Briefs - Go With The Flow
    $26.00
    New
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    First Line Period 4.5" Trunks - Go With The Flow
    $24.00
    New
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    First Line Period Boy Shorts - Go With The Flow
    $20.00
    New
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    First Line Period Bikini - Go With The Flow
    $20.00
    New
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    First Line Period 9" Boxer Briefs - Black Rainbow Logo
    $26.00
    New
    QUICK SHOP
    First Line Period 4.5" Trunks - Black Rainbow Logo
    $24.00
    New
    QUICK SHOP
    First Line Period Boy Shorts - Black Rainbow Logo
    $20.00
    New
    QUICK SHOP
    First Line Period Bikini - Black Rainbow Logo
    $20.00
    Sale
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    First Line Period 9" Boxer Briefs 3-Pack - Bluestone
    $78.00 $69.99 Save 10%
    Sale
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    First Line Period 4.5" Trunks 3-Pack - Bluestone
    $75.00 $64.99 Save 13%
    Sale
    QUICK SHOP
    First Line Period Boy Shorts 3-Pack - Bluestone
    $60.00 $54.99 Save 8%
    Sale
    QUICK SHOP
    First Line Period Bikini 3-Pack - Bluestone
    $60.00 $54.99 Save 8%
    Sale
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    First Line Period Boy Shorts 3-Pack - Black X= Rainbow
    $60.00 $54.99 Save 8%
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    First Line Period Bikini 3-Pack - X= Black
    $60.00 $54.99 Save 8%
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    First Line Period Bikini 3-Pack - Chai
    $60.00 $54.99 Save 8%
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    First Line Period 9" Boxer Briefs 3-Pack - X= Black
    $78.00 $69.99 Save 10%
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    First Line Period 9" Boxer Briefs 3-Pack - Chai
    $78.00 $69.99 Save 10%
    Sale
    QUICK SHOP
    First Line Period Boy Shorts 3-Pack - X= Black
    $60.00 $54.99 Save 8%
    QUICK SHOP
    First Line Period 9" Boxer Briefs - Bluestone
    $26.00
    QUICK SHOP
    First Line Period 4.5" Trunks - Bluestone
    $25.00
    QUICK SHOP
    First Line Period Boy Shorts - Bluestone
    $20.00
    QUICK SHOP
    First Line Period Bikini - Bluestone
    $20.00
    QUICK SHOP
    First Line Period Boy Shorts - Black X= Rainbow
    $20.00
    QUICK SHOP
    First Line Period Bikini - Black X= Rainbow
    $20.00
    Sale
    QUICK SHOP
    First Line Period 4.5" Trunks 3-Pack - Chai
    $75.00 $64.99 Save 13%