Do these socks stay in place or slip down into the shoe?

The cuff is designed to grip your ankle without sliding down. The no-show cut sits just below the ankle bone, so it stays hidden inside sneakers while the elastic holds it in position during movement.

Can I machine wash these or do they need special care?

You can machine wash them. Merino wool and eucalyptus fiber blends are generally durable in regular laundry cycles, though checking the care label on the product is always wise for specific temperature or drying recommendations.

Will these keep my feet cool in hot weather?

Yes, the combination of moisture-wicking fibers and mesh ventilation helps keep feet cool when it's warm. Eucalyptus fiber and merino both regulate temperature naturally, so they pull heat away rather than trapping it.

How do I choose between the overlapping size ranges?

If your size falls in an overlapping range—like a women's 10 or men's 8—go with the larger size if you prefer a looser fit or have a wider foot, and the smaller size if you want a snugger, more compressive feel.

Trino® Sprinters - No Show - Onyx

b corp
merino wool

The 3-second version

Eucalyptus and merino blend wicks moisture and stops odor naturally
Mesh knit ventilates across the top of the foot during activity
Reinforced heel and toe withstand friction from running and training
No-show cut leaves ankles exposed
Final sale item
Needs correct sizing for secure fit

Why it's on GiftsFeed

Performance no-show socks built with eucalyptus and merino for all-day freshness

Most athletic no-show socks use synthetic fabrics that trap odor or cotton that stays damp. This pair uses eucalyptus fiber and merino wool, both of which pull moisture away from your foot and resist bacterial growth without chemical treatments. That matters if you wear socks for long stretches—through a full workday, back-to-back workouts, or travel days—because the socks stay comfortable and fresh-smelling instead of turning into something you want to peel off. The mesh ventilation and reinforced wear zones make them genuinely useful for running, not just styled to look like they are.

Good gift when

Runners who want socks that handle sweat without smelling
Anyone who wears sneakers daily and needs a no-show fit
People sensitive to synthetic fabrics against their skin
Athletes looking for one sock that works across different training types

Skip it if If you need socks that show above your shoe line—for style or extra ankle coverage—this no-show cut will disappear inside sneakers and low-tops, leaving your ankles bare.

Specs

Material composition: Eucalyptus tree fiber and merino wool blend
Style: No-show ankle cut
Ventilation: Breathable mesh knit
Reinforcements: Reinforced heel and toe
Color: Onyx (solid black)
Sizes available: S (W5-7), M (W8-10 / M8), L (W11 / M9-12), XL (M13-14)

What's included

One pair of Trino Sprinters No Show socks in Onyx

If you're giving it

You'll need their size

Sizing spans four options from women's 5 through men's 14, with overlapping ranges in the middle.

The details

These low-profile athletic socks combine plant-based eucalyptus fiber with merino wool to keep your feet dry and free from smell through long workouts or full days on your feet. The blend pulls moisture away from skin while naturally resisting the bacteria that cause odor, so you don't end up with damp fabric or that stale sock smell by midday.

A breathable mesh knit across the top of the foot lets air circulate while you move, and reinforced panels at the heel and toe handle friction from repetitive motion without wearing through. The cut sits below the ankle line, hidden inside sneakers and low-top shoes, and the cuff grips without sliding down into your shoe or bunching under your arch.

The materials feel soft against skin without going fuzzy or losing their structure after washing. Because eucalyptus fiber and merino both regulate temperature, these work in warm weather without overheating and in cooler conditions without leaving your feet cold. You can wear them for running, training, or daily walking without needing to switch to a different sock for different activities.

They come in four sizes that span women's 5 through men's 14, with overlapping ranges in the middle sizes to fit different foot shapes. The Onyx colorway is solid black.

Allbirds

Trino® Sprinters - No Show - Onyx

Mesh ventilation meets natural odor resistance in a low-cut design that stays put during runs

$3$1275% offat allbirds.com

Choose an option

Quantity

Ships and sold by Allbirds. About this merchant

The 3-second version

Eucalyptus and merino blend wicks moisture and stops odor naturally
Mesh knit ventilates across the top of the foot during activity
Reinforced heel and toe withstand friction from running and training
No-show cut leaves ankles exposed
Final sale item
Needs correct sizing for secure fit

Questions

Do these socks stay in place or slip down into the shoe?: The cuff is designed to grip your ankle without sliding down. The no-show cut sits just below the ankle bone, so it stays hidden inside sneakers while the elastic holds it in position during movement.
Can I machine wash these or do they need special care?: You can machine wash them. Merino wool and eucalyptus fiber blends are generally durable in regular laundry cycles, though checking the care label on the product is always wise for specific temperature or drying recommendations.
Will these keep my feet cool in hot weather?: Yes, the combination of moisture-wicking fibers and mesh ventilation helps keep feet cool when it's warm. Eucalyptus fiber and merino both regulate temperature naturally, so they pull heat away rather than trapping it.
How do I choose between the overlapping size ranges?: If your size falls in an overlapping range—like a women's 10 or men's 8—go with the larger size if you prefer a looser fit or have a wider foot, and the smaller size if you want a snugger, more compressive feel.