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Are you Feline Frisky? Shop our latest collection
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Congratulations! Someone got you the greatest gift on Earth.

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Hey you must be an awesome person. Because someone bought you the most awesome gift, a membership to the Knobby Underwear Club. Type in your redemption code and pick out the underwear you want eazy peazy lemon squeezy!

Undie Club members will receive

A new design every month

15% Off Store Wide

VIP Access to Exclusive Offers

Earn Loyalty Points

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5 Stars

Loved by over 984,381 happy bums

JOIN NOW AND SAVE $4 PER ITEM* AND RECEIVE FREE MONTHLY DOMESTIC SHIPPING

Cancel Anytime. Love your first pair, or get your money back!
*Based on Shop RRP.

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I want a pair of...

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Mens Underwear Mens Underwear Womens Underwear Kids Underwear
*You will not receive the design shown.
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I like to wear...

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Choose Style

${ product.title.replace(" - Undie Club", "").replace(" - "+gift_set_frequency+" months", "") }

${ product.title.replace(" - Undie Club", "").replace("Mens", "").replace(" - "+gift_set_frequency+" months", "") }

${ product.title.replace(" - Undie Club", "").replace("Womens", "").replace("Sports", "").replace(" - "+gift_set_frequency+" months", "") }

${ product.title.replace(" - Undie Club", "").replace("Womens", "").replace("Sports", "").replace(" - "+gift_set_frequency+" months", "") }

${ product.title.replace(" - Undie Club", "").replace("Womens", "").replace("Sports", "").replace(" - "+gift_set_frequency+" months", "") }

Choose Size

Men's Trunk Men's Long Leg Men's Long Briefs Men's Trunk Women's Hipster Women's G-String Women's Cheeky Bikini Women's Brazilian Women's Shortie Women's Crop Women's Bralette Women's Brazilian Boy's Trunk Girl's Boyshort Boy's Trunk
*You will not receive the design shown.
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Would you like socks with that?

Got socks?

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Do you want to add a fresh monthly unisex crew sock to compliment each underwear design for ${ gift_sets_socks[0].price | money }!

  • Made from Bamboo
  • Heel and toe cushioning
  • Crew length
  • One size fits most US Mens 6 - 12 and Womens US 8 - 13

Choose Delivery Frequency

Socks Socks
*You will not receive the design shown.
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All good?

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Every MONTH for ${ gift_set_frequency } MONTHS you will be receive:

Boys Trunk Girls Trunk Mens Trunk Mens Long Leg Mens Briefs Womens Hipster Womens G-String Womens Cheeky Womens Brazilian Womens Shortie Womens Crop Womens Bralette Socks

${ step_three_answer.option.variant.name.replace(" - Undie Club", "").replace(" - "+gift_set_frequency+" months", "").replace(step_three_answer.option.variant.option1, "").replace("-", "").replace(/[0-9]/g, '') }

Size - ${ step_three_answer.option.variant.option1 }

Every MONTH you will be billed $19 and receive:

Socks

${ step_four_answer.option.variant.name.replace("/ The Undie Club", "") }

${ step_four_answer.option.variant.price | money }

All good?