A Spark That’s Worth Wearing
Turn a simple moment into a shared smile. The Smiles 4 Smiles tee is part of our Social Spark collection — premium apparel designed to spark real‑world connection. Each shirt features a discreet, scannable QR code on the back neckline that unlocks your Daily Spark: a new reason to connect, laugh, or share each day.
Crafted from super‑soft premium cotton and printed for durability, this shirt is built for comfort, conversation, and countless washes. Whether you’re walking down the street, waiting in line, or catching up with friends, you’ll be wearing more than a shirt — you’ll be wearing a spark.
• 100% combed and ring-spun cotton (Heather colors contain polyester)
• Fabric weight: 4.2 oz./yd.² (142 g/m²)
• Pre-shrunk fabric
• Side-seamed construction
• Shoulder-to-shoulder taping
• Blank product sourced from Nicaragua, Mexico, Honduras, or the US
This product is made especially for you as soon as you place an order, which is why it takes us a bit longer to deliver it to you. Making products on demand instead of in bulk helps reduce overproduction, so thank you for making thoughtful purchasing decisions!
Age restrictions: For adults
EU Warranty: 2 years
In compliance with the General Product Safety Regulation (GPSR), Oak inc. and SINDEN VENTURES LIMITED ensure that all consumer products offered are safe and meet EU standards. For any product safety related inquiries or concerns, please contact our EU representative at gpsr@sindenventures.com. You can also write to us at 123 Main Street, Anytown, Country or Markou Evgenikou 11, Mesa Geitonia, 4002, Limassol, Cyprus.
Size guide
| |
LENGTH (inches) |
WIDTH (inches) |
CHEST (inches) |
| XS |
27 |
16 ½ |
31-34 |
| S |
28 |
18 |
34-37 |
| M |
29 |
20 |
38-41 |
| L |
30 |
22 |
42-45 |
| XL |
31 |
24 |
46-49 |
| 2XL |
32 |
26 |
50-53 |
| 3XL |
33 |
28 |
54-57 |
| 4XL |
34 |
30 |
58-61 |
| 5XL |
35 |
31 |
62-65 |
| |
LENGTH (cm) |
WIDTH (cm) |
CHEST (cm) |
| XS |
68.6 |
42 |
78.7-86.4 |
| S |
71.1 |
45.7 |
86.4-94 |
| M |
73.7 |
50.8 |
96.5-104.1 |
| L |
76.2 |
55.9 |
106.7-114.3 |
| XL |
78.7 |
61 |
116.8-124.5 |
| 2XL |
81.3 |
66 |
127-134.6 |
| 3XL |
83.8 |
71.1 |
137.2-144.8 |
| 4XL |
86.4 |
76.2 |
147.3-155 |
| 5XL |
89 |
78.7 |
157.5-165 |
