Effective laundry soaker removes stubborn stains and brighten whites. Excellent results guaranteed every time. â€¢ Approved by Sensitive ChoiceÂ® â€¢ Free from fragrance and colourants â€¢ Safer for those with allergies or asthma Use with ultra sensitive laundry liquid. Use to pre-soak items before machine washing or add our soaker to your wash cycle when extra strength cleaning is required. Ensure powder is dissolved completely in warm water before soaking garments. Avoid applying soaker directly to garments. Being free of potentially irritating ingredients like optical brighteners and synthetic fragrance means our soaker is more gentle on your skin and suitable for those with sensitive skin or allergies (use our wool & delicates for Merino or delicate items).