應2023/2024樂季而推出的棉質T恤，背面印有Double Happiness之插畫，正面胸口位置繡有「Hong Kong Sinfonietta」字樣，精緻獨特，均由駐團藝術家 2022-2024 Vivian Ho (何博欣)所設計。
Released in celebration of Hong Kong Sinfonietta's 2023/2024 season and the season theme "Double Happiness", this cotton t-shirt features the charming illustrations of local artist Vivian Ho (HKS Artist Associate 2022-2024) at the back, and embroidered details at the front.
| 尺碼 Size | 寬度 Width (cm) | 長度 Length (cm) |
| XS | 44 | 64 |
| S | 47 | 67 |
| M | 50 | 70 |
| L | 53 | 73 |
| XL | 56 | 75 |
