Crafted by our team in Great Britain, our t-shirts are proudly made with the same attention to detail and to the same high standards as the equipment relied upon by the best athletes. The official 2025 Challenge Strength Championship competition t-shirt.Comfortable and durable, designed...

Manufactured fully in the UK from cotton to sewing, the SBD competition t-shirt can endure the toughest training. Developed in conjunction with athlete feedback. Resolve is a limited edition collection, offering the same performance and manufactured to the same high standards as our classic...

Manufactured fully in the UK from cotton to sewing, the SBD shirt is built to withstand the toughest training sessions. Developed in conjunction with athlete feedback. Resolve is a limited edition collection, offering the same performance and manufactured to the same high standards as...

Manufactured fully in the UK from cotton to sewing, the SBD competition t-shirt can endure the toughest training. Developed in conjunction with athlete feedback. Reflect is a limited edition collection, offering the same performance and manufactured to the same high standards as our classic...

Designed in men’s and women’s athletic fits. Crafted from a premium loopback fabric, delivering a soft feel against the skin with four-way stretch for full freedom of movement. The material is breathable, fast-drying, and built to manage moisture - keeping you cool through intense...

Manufactured fully in the UK from cotton to sewing, the SBD shirt is built to withstand the toughest training sessions. Developed in conjunction with athlete feedback.Serenity is a limited edition collection, offering the same performance and manufactured to the same high standards as our...

Manufactured fully in the UK from cotton to sewing, the SBD competition t-shirt can endure the toughest training. Developed in conjunction with athlete feedback. Nova is a limited edition collection, offering the same performance and manufactured to the same high standards as our classic...

Manufactured fully in the UK from cotton to sewing, the SBD shirt is built to withstand the toughest training sessions. Developed in conjunction with athlete feedback. Nova is a limited edition collection, offering the same performance and manufactured to the same high standards as...

Designed for active and leisure wear, the SBD Oversized T-Shirt features a soft waffle-knit fabric and relaxed silhouette.Serenity is a limited edition collection, offering the same performance and manufactured to the same high standards as our classic product line. 97% Cotton, 3% Elastane, knitted...

Manufactured fully in the UK from cotton to sewing, the SBD competition t-shirt can endure the toughest training. Developed in conjunction with athlete feedback.Serenity is a limited edition collection, offering the same performance and manufactured to the same high standards as our classic product...