Original artwork by Korean fashion designer Lee Sangwoo and Lee Hyunkyung — designed in Korea, printed on demand near you.
Grumpy Sloth, Quirky Charm: You’re So Cool!
Embrace your inner chill with this delightfully quirky t-shirt, featuring a charmingly grumpy sloth. Perfect for those who appreciate a touch of humor and laid-back style, this tee adds a playful statement to any casual wardrobe. It’s designed to bring a smile and a feeling of relaxed confidence.
The Design
A stylized illustration of an upright sloth, rendered in a deep, dark blue, is prominently featured on the back panel of the shirt. This endearing creature sports a wonderfully grumpy expression, capturing a mood of amusing indifference. Below the sloth, Korean script reads aloud as “Neo Neomu Kulhajanha!”, which translates to the English phrase “You’re so cool!”.
Material & Fit
This premium crewneck t-shirt is crafted from 100% Airlume combed and ringspun cotton, offering an exceptionally soft feel with a comfortable 4.2 oz/yd² (142 g/m²) weight. It boasts a modern retail fit, enhanced by side-seams for a flattering silhouette and shoulder taping to maintain its shape over time. The fabric is pre-shrunk for consistent sizing and features a convenient tear-away label.
Sizing & Care
- Available in sizes XS, S, M, L, XL, 2XL, 3XL
- Care: Machine wash cold inside out, tumble dry low, do not iron print
Designed in Korea, Printed for You
StyleMZ is an original Korean-style design studio dedicated to bringing original artistry to life on demand. Every item, including this t-shirt, is freshly printed just for you upon order, ensuring a unique and vibrant piece. This print-on-demand model supports sustainable production by minimizing waste and overstock.

































Rowan – San Diego, USA –
I love this tee! The sloth graphic is super fun. It’s light and comfortable, perfect for casual days. I wore it to a picnic last weekend and got compliments all day. Good value for the price too.
نور (verified owner) – دبي, الإمارات العربية المتحدة –
تلك القميص مريح جدا وأحبه. طبعة ثلاثية الأبعاد للحيوانات الظريفة تظهر واضحة جدًا، أحب اللون الغامق كذلك. يبدو جميل مع الجينز، وسهل الشراء عبر الإنترنت ووصل بسرعة.
Giulia (verified owner) – Firenze, Italia –
La maglietta è carina e il colore scuro funziona bene con tutto. Il sloth sul retro ha un’ottima espressione, rende l’umore leggero. Arrivata in tempo ma la taglia era un po’ più piccola di quanto pensassi.
अपूर्वा (verified owner) – हैदराबाद, भारत –
टीशर्ट बहुत बढ़िया है, मेरी भाभी को ये बहुत पसंद आई। सॉफ्ट मटेरियल है और इसे पहनना आसान है। डिलीवरी भी सही समय पर हुई थी। एक अच्छी खरीददारी होगी फिर से लूंगी!
พลอย – Chiang Mai, Thailand –
เสื้อยืดตัวนี้ใส่แล้วสบายดี สีฟ้าหมองแต่เก๋ไปเลย กะว่าจะใช้ทุกวันนะ มีความสุขมากตอนใส่ รอไม่ถึงอาทิตย์ เสื้อส่งเร็วได้ใจจริงๆ
Mateusz (verified owner) – Warsaw, Poland –
T-shirt ma fajny nadruk z leniwcem, jest wygodna. Pasuje dobrze do jeansów. Kolor nieco inny niż na zdjęciu – bardziej blady błękit zamiast ciemnego granatu. Przesyłka trwała kilka dni dłużej niż myślałem.
Chloe (verified owner) – Sydney, Australia –
I got the sloth t-shirt and it’s fun. The color is deep blue and I like how it stands out. It fits well, just what I wanted for casual outings. Shipping was quick too. Happy to have this in my wardrobe.
Mason (verified owner) – New York, USA –
Got this shirt last week. Super comfy and soft material, perfect for casual days out. The sloth graphic is cute without being too loud. Size runs true to what I expected based on other tees I’ve tried. Overall happy with the purchase.
Olivia – New York, USA –
Shirt fits comfortably but color is lighter than the picture. I like the sloth design; it’s funny and gets compliments when I wear it out. Took a bit to arrive, so order early if you need it fast.
Kacper – Gdansk, Poland –
T-shirt arrived in about a week. Print quality is fine, sloth design looks nice. Size runs slightly small for me.
Raúl (verified owner) – Mexico City, Mexico –
La camiseta es cómoda y ligera. El dibujo del perezoso siempre hace reír a mis amigos. La calidad está bien, no se deforma al lavar. Me gusta cómo queda.
Wren (verified owner) – Nashville, USA –
I really like this t-shirt. The sloth design is fun and gets compliments. Material feels soft, not too heavy for summer wear. Good fit overall, just my style. Arrived quick, definitely ordering another one soon.
Riley – Seattle, USA –
This shirt has a fun sloth on the back. The blue is darker than I thought but still cool. Fits a bit snug, so maybe order one size up if you’re unsure. Quality feels solid for everyday wear. Shipping was average and took about two weeks.
Liam – Toronto, Canada –
I got this shirt a week ago. The sloth design is pretty cute, but the print could be brighter. It feels comfortable and soft on my skin. Size seems true to what I usually wear too, so that’s good! Delivery took longer than expected though.
Nolan – Nashville, USA –
T-shirt is nice but kind of thin. The sloth design got some laughs when I wore it out. Fits well, maybe a bit bigger than other shirts in the same size. Took about a week to arrive, which was fine by me.