10% off May Home Test Kits with promo code MAYSALE at checkout at walkinlab.com
How to use walkinlab.com coupons :
1 – Copy the coupon/ promotion / discount code MAYSALE.
2 – Go to website walkinlab.com and remember to paste the code copied to the coupon/discount/promotion box at check out page
3 – Wait for the discount and Enjoy your order