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Moisture Wicking
The advanced moisture-wicking technology helps draws away wetness, while the comfortable design keeps you feeling fresh and focused, enhancing confidence and comfort

Light Absorbency
Perfect for light flow days, these women’s incontinence underwear offer reliable protection without bulkiness. Can hold up to 100ml or 6tbps or 1/4 cup worth of liquid.

Machine Washable
Easily care for your Thinx for All Leaks by machine washing on cold and either tumble drying low or hang drying, ensuring convenience and longevity for your busy lifestyle.

Odor Control
Benefit from advanced odor-control technology, effectively minimizing odors to ensure a lasting feeling of freshness and confidence that stays with you throughout your day.

Package Dimensions : 8.9 x 7.13 x 2.28 inches; 6.74 ounces
Department : Women
Date First Available : April 3, 2024
Manufacturer : Thinx, Inc.
ASIN : B0CZSC8FW6
Best Sellers Rank: #73,749 in Health & Household (See Top 100 in Health & Household) #290 in Incontinence Protective Briefs & Underwear
Customer Reviews: 4.4 4.4 out of 5 stars (72) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
100% Cotton
Made in the USA or Imported
Sleep Shorts Period Underwear for Women: Thinx Ultra Soft menstrual underwear for women features the main fabric made with buttery-soft Cotton – a luxurious blend of SUPIMA Cotton and TENCEL Modal. Perfect for feeling “extra” cozy on your period
Overnight Absorbency: Our womens period underwear holds up to 12 regular tampons’ worth of flow. The super absorbent core layer can handle up to 3 regular pads’ flow and helps provide reliable protection throughout the day or night. *individual results may vary.
Leakproof for up to 12 Hours: Thinx period underwear, featuring the LeakSafe barrier, helps provide leak protection for up to 12 hours. Made with comfy, flexible fabric, they look and feel like regular underwear while offering built-in leak protection
Fresh & Dry: Thinx moisture wicking underwear for women controls odors and helps wick moisture for a fresh and dry feeling. They are FSA/HSA-eligible and can be worn as a total replacement for disposable period products or as a backup to tampons or menstrual cups
We’re Thinx, better known as our family of brands, Thinx, Thinx Teens, and Thinx for All Leaks. Our vision is a healthy world through sustainable solutions to menstruation and incontinence. Since 2013, we’ve been on a mission to be an innovative leader at creating comfortable and inclusive products for all life’s leaks, while sparking conversation and building community along the way
8 reviews for Thinx Ultra-Soft Period Underwear, Overnight Sleep-Shorts Leakproof, Holds Up to 12 Regular Tampons*, Period Underwear for Women, Reusable & Controls Odor, Black, M
Add a review
$61.00
Roxxy50 –
Very comfortable
Love love love. I first tried period underwear and didnt like it because it felt cold and wet. I decided to try another product and these are amazing. They just feel like normal pajama shorts. Nice and dry. The underwear part underneath is not tight like regular underwear and is nice and loose. No pad rash or trying to remember when to remove a tampon. I got them in XL because I hate having a tight waist band during my cycle and its not tight at all. I haven’t washed them yet so not sure how much they will hold up but so far they are great and I highly recommend. They are pricey and well women should get paid more than men but I digress.
Amazon Customer –
Incredible.
For nighttime, I love period underwear and I love these period pj shorts! They may not fit at well as the underwear so definitely keep that in mind–since you have all the extra material it may not feel like it fits quite as close but I haven’t had any issues and they are a regular part of my period control lineup–especially for bed.These work great as backup to other control methods but also work great on even heavy days to give your body a little break.Obviously, managing a period while sleeping is often a challenge, especially for people with heavy periods, but these shorts really help me feel more in control.The color is fine, it doesn’t matter as much to me as the way it works.These do help control leaks and are a good deal for something that can be used again and again.I have two pairs and both have been through the laundry several times (even the drier once or twice when I was in a hurry) and have kept their shape well.These would have made a big difference to me as a beginner period haver, but I’m glad they’re here now!
Cara –
Love the comfort, great for postpartum
These are great! I purchased them to wear for postpartum bleeding. They are soft, comfortable, and the band hits above my C-section scar so it was great while I was healing. These shorts are also so much better for people with sensitive skin and have reactions to the typical postpartum disposable underwear. Definitely recommend!
Tegan Olivia –
Amazing product that fits well and works.
It is exactly as advertised. Fits well. Actually more comfortable than other products I’ve used of this line.
Len –
Sometimes things that are expensive are worse
My previous pair were purchased in April 2024. For reference, the pair I bought in 2024 cost $50. Now, in December 2025 and $61 dollars down I’m comparing both pairs. The new waistband is softer and more stylish. Along the crotch, the thick elastic edge of the leakproof material has been covered by a lining. The stitching where the far front and far back leakproof material joins the lining is cheaper. The pockets have been removed. Most notably, the leakproof material on the butt no longer fans fully to the back of the underwear. Instead, the leakproof material on the butt is a trapezium, tapered. In other words, your entire butt is not covered like previously. This (like the other changes) is presumably to create a streamlined silhouette. Personally, I care less about looking cute in my period underwear and more about their function. I didn’t have a single spill in my previous pair. After sleeping in this new pair for one night, I had my first spill in years.
Sydney smith –
Comfort and practical
I’ve wanted these period sleep shorts for sooo long! I’m giving 4 starts mainly because of the price, honestly while the quality is amazing personally I feel as though $55 dollars is quite much. I purchased them during Black Friday for about $45 which was a little more reasonable I guess. The second reason for four stars is the dye bled A LOT when washing. I HIGHLY RECOMMEND HAND WASHING (at least for the first wash, then wash with darks only). Now onto the goods of this product. These shorts are very comfortable! I love the idea of these shorts and they are super durable and reliable for sleeping through the night during your time of the month. They fit true to size and look just as pictured. I would love to buy more if the price was decreased even slightly
Alicia Blair –
Exactly as described
This is a wonderful brand with a great fit. Comfortable, good absorbency and at a good price!
Trevor Martin –
When you need security, for whatever…
Sleep comfortable and securely with confidence of no leaks! The waist band is bloat friendly too, what more could you need and want?!