Flex
@musclepupflex.bsky.social
Veteran, aspiring bodybuilder and Muscle Dog. Mostly gym and progress pics.
Owner of FLEXgear, kink inspired shirts, tanks and hats. Check out my store at
flexgearonline.com/store
Collared by @flexsdad.bsky.social
Owner of FLEXgear, kink inspired shirts, tanks and hats. Check out my store at
flexgearonline.com/store
Collared by @flexsdad.bsky.social
Pinned
Flex
@musclepupflex.bsky.social
· May 14
The latest design by @musclepupzagreus.bsky.com features a sweaty, pumped, jocked-up Muscle Pup-and damn.
Available as a tee or a shredder, with customizable hood colors to match your favorite hood color.
Check out New Arrivals for tons of filthy new designs and at flexgearonline.com/store
Available as a tee or a shredder, with customizable hood colors to match your favorite hood color.
Check out New Arrivals for tons of filthy new designs and at flexgearonline.com/store
I mean.. who doesn’t get excited to #FLEXfriday?
November 14, 2025 at 5:49 PM
I mean.. who doesn’t get excited to #FLEXfriday?
Reposted by Flex
A thick dad with a thick dad butt
November 23, 2024 at 10:12 PM
A thick dad with a thick dad butt
Reposted by Flex
Reposted by Flex
Beginning of the weekend 😈
June 7, 2025 at 2:41 PM
Beginning of the weekend 😈
November 13, 2025 at 5:41 PM
Reposted by Flex
Feeling thick and heavy in these daddy briefs
November 11, 2025 at 11:49 PM
Feeling thick and heavy in these daddy briefs
Small piece of a personal passion project I’ve been working on.
October 16, 2025 at 4:43 PM
Small piece of a personal passion project I’ve been working on.
Flex in 16-bit!
Available in store at www.flexgearonline.com/store/p/flex...
Plus a small peak of a project I’ve been working on.
Available in store at www.flexgearonline.com/store/p/flex...
Plus a small peak of a project I’ve been working on.
September 6, 2025 at 7:10 PM
Flex in 16-bit!
Available in store at www.flexgearonline.com/store/p/flex...
Plus a small peak of a project I’ve been working on.
Available in store at www.flexgearonline.com/store/p/flex...
Plus a small peak of a project I’ve been working on.
New PA wands came in. Pen for scale.
If you have a PA, and love to sound, highly recommended.
If you have a PA, and love to sound, highly recommended.
August 13, 2025 at 4:44 PM
New PA wands came in. Pen for scale.
If you have a PA, and love to sound, highly recommended.
If you have a PA, and love to sound, highly recommended.
Spent some time this weekend painting our @forttroff.bsky.social blue sling a matte Olive Green (Flex’s color) and it looks fantastic. I’m shocked they don’t sell it in this color as it matches their logo and sling bag perfectly. Now just need some volunteers..
August 11, 2025 at 7:00 PM
Spent some time this weekend painting our @forttroff.bsky.social blue sling a matte Olive Green (Flex’s color) and it looks fantastic. I’m shocked they don’t sell it in this color as it matches their logo and sling bag perfectly. Now just need some volunteers..
July 21, 2025 at 6:41 PM
Flex and Tank take Ptown.
Has an amazing time being in one of the best cities in the world with my Dad, Partner, Pup Brother and Best Friend. @flexsdad.bsky.social
❤️ U Tank.
#provincetown #bearweek #musclepups
Has an amazing time being in one of the best cities in the world with my Dad, Partner, Pup Brother and Best Friend. @flexsdad.bsky.social
❤️ U Tank.
#provincetown #bearweek #musclepups
July 20, 2025 at 8:52 PM
Flex and Tank take Ptown.
Has an amazing time being in one of the best cities in the world with my Dad, Partner, Pup Brother and Best Friend. @flexsdad.bsky.social
❤️ U Tank.
#provincetown #bearweek #musclepups
Has an amazing time being in one of the best cities in the world with my Dad, Partner, Pup Brother and Best Friend. @flexsdad.bsky.social
❤️ U Tank.
#provincetown #bearweek #musclepups
July 3, 2025 at 8:53 PM
I’m one lucky pup.
And yes,that furry pit smells and tastes delicious..
And yes,that furry pit smells and tastes delicious..
July 3, 2025 at 8:52 PM
I’m one lucky pup.
And yes,that furry pit smells and tastes delicious..
And yes,that furry pit smells and tastes delicious..
I think this big dog is ready for the bears in a less than 2 weeks! Who else is going to Ptown?
July 1, 2025 at 3:53 PM
I think this big dog is ready for the bears in a less than 2 weeks! Who else is going to Ptown?
Reposted by Flex
This pup has reached the next level. Chain arrived, a more permanent one incoming, and my @musclepupflex.bsky.social hat arrived. May not be doing pride this weekend but I shall represent at work this weekend.
June 28, 2025 at 4:40 PM
This pup has reached the next level. Chain arrived, a more permanent one incoming, and my @musclepupflex.bsky.social hat arrived. May not be doing pride this weekend but I shall represent at work this weekend.
KEEP CALM AND OBEY DADDY.
Available now at https://www.flexgearonline.com/store/p/keep-calm-and-obey-daddy
🔥 Now through Pride Month — get 20% OFF all FLEXgear with code PRIDE25
#FLEXgear #ObeyDaddy #Kinkwear #MuscleDaddy #Pride2025 #GearUp #PupPlay
⸻
Available now at https://www.flexgearonline.com/store/p/keep-calm-and-obey-daddy
🔥 Now through Pride Month — get 20% OFF all FLEXgear with code PRIDE25
#FLEXgear #ObeyDaddy #Kinkwear #MuscleDaddy #Pride2025 #GearUp #PupPlay
⸻
June 23, 2025 at 5:06 PM
KEEP CALM AND OBEY DADDY.
Available now at https://www.flexgearonline.com/store/p/keep-calm-and-obey-daddy
🔥 Now through Pride Month — get 20% OFF all FLEXgear with code PRIDE25
#FLEXgear #ObeyDaddy #Kinkwear #MuscleDaddy #Pride2025 #GearUp #PupPlay
⸻
Available now at https://www.flexgearonline.com/store/p/keep-calm-and-obey-daddy
🔥 Now through Pride Month — get 20% OFF all FLEXgear with code PRIDE25
#FLEXgear #ObeyDaddy #Kinkwear #MuscleDaddy #Pride2025 #GearUp #PupPlay
⸻
New #FLEXgear #Pride and #Transpride logo shirts now available at FLEXgear!
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www.flexgearonline.com/store/p/flex...
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www.flexgearonline.com/store/p/flex...
June 22, 2025 at 9:38 PM
New #FLEXgear #Pride and #Transpride logo shirts now available at FLEXgear!
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www.flexgearonline.com/store/p/flex...
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www.flexgearonline.com/store/p/flex...
How’s the smell from there?
June 12, 2025 at 4:04 PM
How’s the smell from there?
New face, same musk. Thanks @mrsleather.bsky.social for helping give Flex a new face, love it! Cannot recommend them enough for hoods.
June 7, 2025 at 6:01 PM
New face, same musk. Thanks @mrsleather.bsky.social for helping give Flex a new face, love it! Cannot recommend them enough for hoods.